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 an assist on an enemy god or minion kill grants 2 Protections for 5s, max 5 stacks
PASSIVE - Assists on a minion give 1 Stack and God kills and assists give 5 Stacks. Stacks provide 1 Physical and Magical Protection. At 45 Stacks this item evolves, providing an Aura of 10 Physical Protection and 10 Magical Protection.