Tri Focus

With Destruction Staff Equipped Fully-charged Inferno Staff Heavy Attacks deal an additional 4480 Flame Damage over 20 seconds. Fully-charged Lightning Staff Heavy Attacks damage nearby enemies for 100% of the damage done. Fully-charged Ice Staff Heavy Attacks grant you a damage shield that absorbs 5280 damage. This effect scales off your Max Health. While an Ice Staff is equipped, blocking costs Magicka instead of Stamina.