Diablo® III

Reduces casting cost of Energy Twister to 20 Arcane Power.

Increases the damage of Energy Twister to 468% weapon damage as Arcane.

When two Energy Twisters collide, they merge into a tornado with increased area of effect that causes 360% weapon damage as Arcane over 6 seconds.

Twisters no longer travel but spin in place, dealing 252% weapon damage as Arcane over 6 seconds to everything caught in them.

Casting Energy Twister grants you a Wind Charge. You can store up to 3 Wind Charges at a time. Casting a Signature spell releases all Wind Charges as a giant Energy Twister that deals 75% weapon damage as Arcane per Wind Charge. The following skills are Signature spells: Magic Missile Shock Pulse Spectral Blade Electrocute