Kuldotha Flamefiend | Magic: The Gathering
Formats Kuldotha Flamefiend is Legal in
Official Oracle Text for Kuldotha Flamefiend
Official Rulings for Kuldotha Flamefiend
6/1/2011 : You choose the target(s) and how the damage will be divided when you put the triggered ability on the stack. You don't choose whether to sacrifice an artifact or which artifact you're sacrificing until the ability resolves. Once you decide to sacrifice an artifact (or not), it's too late for players to respond.