This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Using this item makes you invulnerable to damage and healing for 1.5s, and prevents you from taking any actions. You may still move. Cooldown - 140s.
PASSIVE - Hitting an enemy with a Basic Attack restores 1.4% of your Health, 2% of your Mana and reduces your active non-Ultimate Cooldowns by 0.33s. Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first and only count once for the Cooldown reduction effect.
PASSIVE - While below 60% Health, you gain an additional 15% Physical Lifesteal for 5 seconds. Can only occur once every 15 seconds.
PASSIVE - Your Critical Hits provide you with 10% Physical Penetration for 4s.
PASSIVE - On Basic Attack hits, deal Physical Damage equal to 1.5% of the target's maximum Health. If the target has over 2000 Health, the bonus damage scales up. This effect reaches a maximum of 6% of the targets Maximum Health at 2750 Health.
PASSIVE - Your Basic Attacks benefit from an additional 20% Physical Penetration.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Using this item will allow you to teleport up to 45 units away instantly. This item can not be used if you have taken or dealt damage in the last 3s. Cooldown - 140s.
Using this item reflects 30% of all damage you take, before mitigations, for the next 5 seconds, back to its owner as Magical Damage. If you are dealt 120 * your level damage while this effect is active, the effect will end early. While this is active enemies can only lifesteal from you for 75% of their total lifesteal. Cooldown - 140s.
PASSIVE - Damaging an enemy god deals 25 (+1.5 per level) damage and restores 25 (+1.5 per level) Health and Mana. This effect can only occur once every 10s. Can be upgraded at level 20.
PASSIVE - While over 25% Mana, you gain +10% Cooldown Reduction. While under 25% Mana, you gain +50 MP5.
AURA - ALL enemies within 25 units are dealt 20 (+1.5 Per Level) Magical Damage per second.
PASSIVE - When you take damage and are below 40% Health, you gain a Shield with health equal to 12% of your Maximum Health for 20s. Can only occur once every 60s.
GLYPH - Each time you are hit by an ability, gain a stack of 5 Protections that corresponds to the damage type you were hit with, up to a max of 4 of each type. Once you reach max stacks of both kinds, gain a burst of 20% Movement Speed and double your Protections gained by this effect for 8s, after which all stacks are removed.
PASSIVE - If you take damage below 40% health you unleash a shockwave that stuns all enemies within a range of 20 units for 1s and become immune to Crowd Control for 1s. This effect cannot trigger more than once every 110s.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Using this item allows you to teleport to any allied structure while Rooted in place. This effect is not interrupted by damage but is interrupted by hard Crowd Control. Cooldown - 180s.
Using this item will allow you to teleport up to 45 units away instantly. This item can not be used if you have taken or dealt damage in the last 3s. Cooldown - 120s.
PASSIVE - Hitting an enemy with a Basic Attack restores 2 Health (+0.3% of your Maximum Health) and 1 Mana (+1% of your Maximum Mana). Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first. Can be upgraded at level 20.
PASSIVE - While below 60% Health you become Berserk for 5s. While Berserk, you gain 5% Damage Mitigation and 20% Attack Speed. This effect can only occur once every 15 seconds.
AURA - Allied gods within 70 units have their Physical Protections increased by 15 and their HP5 increased by 25.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Using this item removes Crowd Control Effects and makes you immune to new ones for 2s. Cooldown - 140s.
Using this item makes you invulnerable to damage and healing for 1.5s, and prevents you from taking any actions. You may still move. Cooldown - 140s.
PASSIVE - Every 8s the highest health enemy minion or jungle monster within 80 units of you is marked. If you secure the killing blow on that target you gain 4 bonus gold and 25% attack speed for 8s, and restore 30 Mana. Can be upgraded at level 20.
PASSIVE - Each successful basic attack applies a hex to enemies and empowers you, increasing your power by 5% and reducing the power of your opponent by 5% for 5s. (Max. 3 Stacks).
PASSIVE - If you receive a kill or assist on an Enemy God all of your non-ultimate cooldowns are reduced by 2 seconds and your ultimate cooldown is reduced by 6 seconds.
PASSIVE - Your next Basic Attack deals an additional 5 + 3 per level Magical Damage. This effect can only occur once every 8s, reduced by 2s for each successful Basic Attack on an enemy god.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Using this item grants all allied gods within 70 units 10% Increased Damage dealt to all targets, including objectives, and 25% Attack Speed increase for 6 seconds. Cooldown - 110s.
PASSIVE - Getting the assist for an enemy minion or jungle monster dying will provide 8 Bonus gold and restore 12 Health and 8 Mana. If you are not within 30 units of an allied god for 20 seconds this passive is disabled until you are near an allied god again. Can be upgraded at level 15.
AURA - Allies within 70 units receive 10 Physical Protection and 10 Magical Protection.
PASSIVE - Your relics receive 50s Cooldown Reduction
AURA - Enemy gods within 55 units have their healing reduced by 25%. This does not stack with similar Auras.
PASSIVE - When your Ultimate ability has finished casting, you gain a Shield equal to 90% of your Protections from items and abilities for 5s. When destroyed, by timing out or being depleted, it explodes in a 30 unit radius and deals Magical damage equal to 75% of your Protections from items and abilities and slows targets by 25% for 3s. This can only occur once every 45 seconds.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Using this item removes Crowd Control Effects and makes you immune to new ones for 2s. Cooldown - 170s.
PASSIVE - Hitting an enemy with a Basic Attack restores 2 Health (+0.3% of your Maximum Health) and 1 Mana (+1% of your Maximum Mana). Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first. Can be upgraded at level 20.
PASSIVE - Killing an enemy god or minion gives you stacks of +.4 Physical Power, +.2 Physical Penetration and +.1% Physical Lifesteal. You receive 5 stacks for a god kill and 1 stack for a minion kill. At 50 stacks this item Evolves, gaining 5 Physical Penetration.
PASSIVE - Upon getting a kill or assist on an Enemy god you gain Atalanta's Agility for 10s. This effect increases your Attack Speed by 20% and decreases the Movement Penalty for attacking, backpedaling, and strafing by 30%.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - If you take damage below 40% health you unleash a shockwave that stuns all enemies within a range of 20 units for 1s and become immune to Crowd Control for 1s. This effect cannot trigger more than once every 110s.
PASSIVE - Enemies hit by your abilities have 40% reduced healing for 5 seconds.
PASSIVE - On successful hit of an Ability you gain 1 stack. At 3 Stacks your next Ability that damages an enemy God will deal bonus damage equal to 20% of your Magical power to each God hit, and will heal yourself and allies within 20 units for 15 (+5 Per Level) and will consume the 3 stacks.
PASSIVE - Your abilities deal an additional 1% of the target's maximum Health as Magical Damage. If the target has over 2000 Health, your ability bonus damage scales up. This effect reaches a maximum of 9% Maximum Health damage at 2750 Health. Subsequent hits on the same target do half the bonus damage for the next 3s.
PASSIVE - Your first ability cast gains 20% Magical Penetration. This can only occur once every 10 seconds.
PASSIVE - Basic Attacks and Abilities gain 15% additional Magical Power against targets below 60% Health.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Your abilities heal you for 10% of the damage dealt to targets.
PASSIVE - For 8s after using an ability, your next Basic Attack will deal an additional 25% damage. Abilities that function like basic attacks do not benefit from this. PASSIVE - This item grants 2.5 MP5 per 10% of your missing Mana.
PASSIVE - For every non-ultimate ability on cooldown you gain a stack of Cruelty. Each stack provides 7 Physical Power and 2% Physical Lifesteal.
PASSIVE - Your abilities deal an additional 2% of the targets maximum Health as Physical Damage. If you have over 150 Physical Power, your ability bonus damage scales up. This effect reaches a maximum of 6% Maximum Health damage at 250 Physical Power. Subsequent hits on the same target do 75% of the bonus damage for the next 3s.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Hitting an enemy with a Basic Attack restores 2 Health (+0.3% of your Maximum Health) and 1 Mana (+1% of your Maximum Mana). Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first. Can be upgraded at level 20.
PASSIVE - Your Critical Hits provide you with 10% Physical Penetration for 4s.
PASSIVE - Basic Attacks against an enemy reduce your target's Physical Protection by 7% for 3 seconds (max. 4 Stacks).
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Hitting an enemy with a Basic Attack restores 2 Health (+0.3% of your Maximum Health) and 1 Mana (+1% of your Maximum Mana). Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first. Can be upgraded at level 20.
PASSIVE - While below 60% Health, you gain an additional 15% Physical Lifesteal for 5 seconds. Can only occur once every 15 seconds.
PASSIVE - Your Critical Hits provide you with 10% Physical Penetration for 4s.
PASSIVE - On damaging an enemy god with a Basic Attack, gain 2 Physical Pen for 5s, stacks up to 3 times.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Getting the assist when an enemy dies restores 4% of your Health and 4% of your Mana. If you have the lowest gold on your team, the assists also provides 20 Bonus Gold.
AURA - Allies within 70 units receive 10 Physical Protection and 10 Magical Protection.
PASSIVE - When your Ultimate ability has finished casting, you gain a Shield equal to 90% of your Protections from items and abilities for 5s. When destroyed, by timing out or being depleted, it explodes in a 30 unit radius and deals Magical damage equal to 75% of your Protections from items and abilities and slows targets by 25% for 3s. This can only occur once every 45 seconds.
AURA - Allied gods within 70 units have their Attack Speed increased by 30%.
PASSIVE - If you take damage below 40% health you unleash a shockwave that stuns all enemies within a range of 20 units for 1s and become immune to Crowd Control for 1s. This effect cannot trigger more than once every 110s.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Damaging an enemy god steals 3% (+2% of your Protection from items) of their Current Health away from your target and restores it to you. This effect can only occur once every 10s.
PASSIVE - While over 25% Mana, you gain +10% Cooldown Reduction. While under 25% Mana, you gain +50 MP5.
AURA - ALL enemies within 25 units are dealt 20 (+1.5 Per Level) Magical Damage per second.
PASSIVE - When you take damage and are below 40% Health, you gain a Shield with health equal to 12% of your Maximum Health for 20s. Can only occur once every 60s.
PASSIVE - When your Ultimate ability has finished casting, you gain a Shield equal to 90% of your Protections from items and abilities for 5s. When destroyed, by timing out or being depleted, it explodes in a 30 unit radius and deals Magical damage equal to 75% of your Protections from items and abilities and slows targets by 25% for 3s. This can only occur once every 45 seconds.
PASSIVE - When you are hit by a Hard Crowd Control, steal 10 Protections from all enemies within 20 units for 5s. This effect can only occur once every 5s.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Using this item allows you and allied gods within 35 units to pass through players and player made objects for 5s. Cooldown - 150s.
PASSIVE - Damaging an enemy god deals 25 (+1.5 per level) damage and restores 25 (+1.5 per level) Health and Mana. This effect can only occur once every 10s. Can be upgraded at level 20.
PASSIVE - While over 25% Mana, you gain +10% Cooldown Reduction. While under 25% Mana, you gain +50 MP5.
AURA - ALL enemies within 25 units are dealt 20 (+1.5 Per Level) Magical Damage per second.
PASSIVE - When you take damage and are below 40% Health, you gain a Shield with health equal to 12% of your Maximum Health for 20s. Can only occur once every 60s.
PASSIVE - When your Ultimate ability has finished casting, you gain a Shield equal to 90% of your Protections from items and abilities for 5s. When destroyed, by timing out or being depleted, it explodes in a 30 unit radius and deals Magical damage equal to 75% of your Protections from items and abilities and slows targets by 25% for 3s. This can only occur once every 45 seconds.
PASSIVE - When you are hit by a Hard Crowd Control, steal 10 Protections from all enemies within 20 units for 5s. This effect can only occur once every 5s.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Damaging an enemy god deals 25 (+1.5 per level) damage and restores 25 (+1.5 per level) Health and Mana. This effect can only occur once every 10s. Can be upgraded at level 20.
PASSIVE - While over 25% Mana, you gain +10% Cooldown Reduction. While under 25% Mana, you gain +50 MP5.
AURA - ALL enemies within 25 units are dealt 20 (+1.5 Per Level) Magical Damage per second.
AURA - Enemy gods within 55 units have their healing reduced by 25%. This does not stack with similar Auras.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Hitting an enemy with a Basic Attack restores 2 Health (+0.3% of your Maximum Health) and 1 Mana (+1% of your Maximum Mana). Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first. Can be upgraded at level 20.
PASSIVE - Enemies hit by your Critical Strikes have 40% reduced healing for 5s.
PASSIVE - While below 60% Health, you gain an additional 15% Physical Lifesteal for 5 seconds. Can only occur once every 15 seconds.
PASSIVE - Your Critical Hits provide you with 10% Physical Penetration for 4s.
PASSIVE - Basic Attacks against an enemy reduce your target's Physical Protection by 7% for 3 seconds (max. 4 Stacks).
PASSIVE - When critically striking an enemy, gain a stack of 5 Physical Power, max 3 stacks, for 5s.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Enemies hit by your Basic Attacks are burned, taking 60 Physical damage over 2s and have their Attack Speed slowed by 10%. Jungle Monsters and Bosses take 4x damage and restore 2.5% Health and 5% Mana when they die. This effect can stack up to 4 times.
PASSIVE - Each successful basic attack applies a hex to enemies and empowers you, increasing your power by 5% and reducing the power of your opponent by 5% for 5s. (Max. 3 Stacks).
PASSIVE - Your Healing obtained from Magical Lifesteal is increased by 15%. Your Magical power is increased by 1.5x the amount of Magical Lifesteal you have.
PASSIVE - Your Basic Attacks deal bonus damage of 5 (+3 Per Level). This effect does not hit structures.
PASSIVE - Your Basic Attacks reduce your target's Magical Protection by 10% for 3s (max 3 Stacks).
PASSIVE - Basic Attacks and Abilities gain 15% additional Magical Power against targets below 60% Health.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Getting the assist for an enemy minion or jungle monster dying will provide 8 Bonus gold and restore 12 Health and 8 Mana. If you are not within 30 units of an allied god for 20 seconds this passive is disabled until you are near an allied god again. Can be upgraded at level 15.
AURA - Allies within 70 units receive 10 Physical Protection and 10 Magical Protection.
AURA - Allied gods within 70 units have their Physical Protections increased by 15 and their HP5 increased by 25.
PASSIVE - When your Ultimate ability has finished casting, you gain a Shield equal to 90% of your Protections from items and abilities for 5s. When destroyed, by timing out or being depleted, it explodes in a 30 unit radius and deals Magical damage equal to 75% of your Protections from items and abilities and slows targets by 25% for 3s. This can only occur once every 45 seconds.
PASSIVE - When you are hit by a Hard Crowd Control, steal 10 Protections from all enemies within 20 units for 5s. This effect can only occur once every 5s.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Hitting an enemy with a Basic Attack restores 1.4% of your Health, 2% of your Mana and reduces your active non-Ultimate Cooldowns by 0.33s. Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first and only count once for the Cooldown reduction effect.
PASSIVE - Enemies hit by your Critical Strikes have 40% reduced healing for 5s.
PASSIVE - While below 60% Health, you gain an additional 15% Physical Lifesteal for 5 seconds. Can only occur once every 15 seconds.
PASSIVE - Your Critical Hits provide you with 10% Physical Penetration for 4s.
PASSIVE - Basic Attacks against an enemy reduce your target's Physical Protection by 7% for 3 seconds (max. 4 Stacks).
PASSIVE - Critical Strike bonus damage dealt is increased by 25%.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Hitting an enemy with a Basic Attack restores 2 Health (+0.3% of your Maximum Health) and 1 Mana (+1% of your Maximum Mana). Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first. Can be upgraded at level 20.
PASSIVE - Enemies hit by your Critical Strikes have 40% reduced healing for 5s.
PASSIVE - While below 60% Health, you gain an additional 15% Physical Lifesteal for 5 seconds. Can only occur once every 15 seconds.
PASSIVE - Your Critical Hits provide you with 10% Physical Penetration for 4s.
PASSIVE - Basic Attacks against an enemy reduce your target's Physical Protection by 7% for 3 seconds (max. 4 Stacks).
PASSIVE - Critical Strike bonus damage dealt is increased by 25%.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
Using this item applies a shield to himself and allies within 35 units for 100 Health + 12 Health per God Level for 3 seconds. Additionally, all allies take 20% reduced damage from Basic Attacks while the shield is active. Cooldown - 150s.
PASSIVE - Getting the assist for an enemy minion or jungle monster dying will provide 8 Bonus gold and restore 12 Health and 8 Mana. If you are not within 30 units of an allied god for 20 seconds this passive is disabled until you are near an allied god again. Can be upgraded at level 15.
PASSIVE - Successfully hitting an enemy god with a Crowd Control ability will place a debuff on them, reducing their Physical and Magical Protections by 0.8 * your level for 5s.
AURA - Allies within 70 units receive 10 Physical Protection and 10 Magical Protection.
PASSIVE - When your Ultimate ability has finished casting, you gain a Shield equal to 90% of your Protections from items and abilities for 5s. When destroyed, by timing out or being depleted, it explodes in a 30 unit radius and deals Magical damage equal to 75% of your Protections from items and abilities and slows targets by 25% for 3s. This can only occur once every 45 seconds.
AURA - Enemy gods within 55 units have their healing reduced by 25%. This does not stack with similar Auras.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Your Basic Attacks deal +25 True Damage and your Abilities deal +35% Damage versus Jungle Monsters. When you kill a Jungle Monster you are restored for 10% of the Monster's Health and 25 Mana. Can be upgraded at level 20.
PASSIVE - Your abilities heal you for 10% of the damage dealt to targets.
PASSIVE - When your Ultimate ability has finished casting, reveal all enemy gods within 120 units for 10s. While moving towards revealed enemies gain 20% Movement Speed. When first striking a revealed target they take an additional 30 + 50% of your Physical Power. This can only occur once every 45 seconds.
PASSIVE - For every non-ultimate ability on cooldown you gain a stack of Cruelty. Each stack provides 7 Physical Power and 2% Physical Lifesteal.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Hitting an enemy with a Basic Attack restores 2 Health (+0.3% of your Maximum Health) and 1 Mana (+1% of your Maximum Mana). Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first. Can be upgraded at level 20.
PASSIVE - Enemies hit by your Critical Strikes have 40% reduced healing for 5s.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Every 8s the highest health enemy minion or jungle monster within 80 units of you is marked. If you secure the killing blow on that target you gain 4 bonus gold and 25% attack speed for 8s, and restore 30 Mana. Can be upgraded at level 20.
PASSIVE - Each successful basic attack applies a hex to enemies and empowers you, increasing your power by 5% and reducing the power of your opponent by 5% for 5s. (Max. 3 Stacks).
PASSIVE - Your Basic Attacks deal bonus damage of 5 (+3 Per Level). This effect does not hit structures.
PASSIVE - Your Healing obtained from Magical Lifesteal is increased by 15%. Your Magical power is increased by 1.5x the amount of Magical Lifesteal you have.
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Every 0.5 seconds you gain a stack of Arcane Energy, causing your next damaging ability to deal an additional 2 True Damage and remove all stacks. Also deals an additional 1 true damage per stack to minions. This effect stacks up to 20 times. Can be upgraded at level 20.
PASSIVE - Each successful basic attack applies a hex to enemies and empowers you, increasing your power by 5% and reducing the power of your opponent by 5% for 5s. (Max. 3 Stacks).
This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - Hitting an enemy with a Basic Attack restores 2 Health (+0.3% of your Maximum Health) and 1 Mana (+1% of your Maximum Mana). Basic Attacks that deal damage in an AoE restore less health (75% for Melee Attacks, 50% for Ranged Attacks) for each enemy hit after the first. Can be upgraded at level 20.
PASSIVE - While below 60% Health, you gain an additional 15% Physical Lifesteal for 5 seconds. Can only occur once every 15 seconds.