Thunderstorm

Tassadar
Thunderstorm (W)
Cooldown	60
Energy Cost	90
Description: Release 4 Psi Storms at random enemies within range. Each Psi-Storm does up to 154 damage over 4 seconds. Increased damage vs light, heroic and psionic units. Reduced damage vs structures. Can hit air and ground units. Counts as spell-damage.