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.
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 your ultimate ability has finished casting you gain Myrddin's Rage which provides 15% Increased Damage Dealt decaying over 8s. At the end of the 8s you lose Myrddin's Rage. This can only occur once every 45s.
AURA - ALL enemies within 25 units are dealt 20 (+1.5 Per Level) Magical Damage per second.