Kryos, King of Glacius

+1: Deal Damage equal to your devotion to blue to target permanent.
+2: Tap X permanents for Y turns, where X is the number of islands you control and Y is your devotion to blue.
-12: Exile 3 target permanents. Gain Y life and do X damage to a target player, where Y is the total power of these permanents and X is the toughness.