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.
Heal for 150 after using Elemental Shift.
Increase the Projectile Speed of Frost Bomb by 18%.
Heal for 150 every 1s while using FrostFire Glide.
Increase the duration of FrostFire Glide by 1.5s.
Regenerate 15% Mana every 1s while using FrostFire Glide.
Remaining still for 1s creates a Mana Rift around you that generates Mana every 1s. Leaving the Mana Rift destroys it.