Recipe: 2 Bat Rings (600), Rain of Inferno (150), Recipe (1000) - total cost 1750 Effects: Same effect as Bat Rings x2, but changed visual into blue butterflies instead of purple, and 10% more damage. Does not stack with Bat Rings or another Ring of Power. Active Ability - Shockwave: Deals 2000 damage to buildings in a medium-large AoE around the caster. Stuns all units in the same area (not buildings) for 3 seconds. Shared cooldown with Rain of Inferno. Uses: A lategame item that frees up item slots, and offers an improvement of Rain of Inferno. The ability to stun units allows you some time to rack up extra damage to the wall without anyone able to repair it.