Spellsteal exploit - a million in extra damage from stolen lightning shield

Instructions:

1. Find mob "ashtongue stormcaller". in BT.
2. Spellsteal.
3. Take somewhere else and get hit by things (quickly), do up to a million in extra damage before the shield
charges expire..

This video shows you the location of a spell that mages (and warlock observers) can steal which gives you a million damage extra when repeatedly attacked. This is very useful for challenge modes, brawlers guild, the early stages of a battleground and various other situations.