Curse - Curses a target enemy unit, causing it to have a 33% chance to miss on an attack for 120 seconds.
Frost Armor (Level 3) - Creates a shield of frost around a target friendly unit. The shield increases armor by 7 and slows melee units that attack it for 5 seconds.
Frost Nova (Level 3) - Blasts enemy units around a target enemy unit with a wave of damaging frost that slows movement and attack rate. Deals 100 target damage, and 150 nova damage to units around the target.