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.
Increase your maximum Health by 250.
Gain a 100-health Shield for 3s after dropping to or below 50% Health.
Heal for 250 every 1s while using FrostFire Glide.
Increase the duration of FrostFire Glide by 1s.
Increase the Mana generation of Inferno Cannon by 30%.
Remaining still for 1s creates a Mana Rift around you that generates Mana every 1s. Leaving the Mana Rift destroys it.