Stats

Armor, magic resist, mana and attack speed are the same at every star level.

Ornn

1 star: Summon an elemental from behind the farthest enemy. It 20% Chills enemies hit for 5 seconds and deals 100 magic damage to them. When it arrives, headbutt it and redirect it toward another distant enemy, dealing 150 magic damage instead.
2 star: Summon an elemental from behind the farthest enemy. It 20% Chills enemies hit for 5 seconds and deals 150 magic damage to them. When it arrives, headbutt it and redirect it toward another distant enemy, dealing 225 magic damage instead.
3 star: Summon an elemental from behind the farthest enemy. It 20% Chills enemies hit for 5 seconds and deals 3000 magic damage to them. When it arrives, headbutt it and redirect it toward another distant enemy, dealing 4500 magic damage instead.