Pontiff of Blight | Magic: The Gathering
Formats Pontiff of Blight is Legal in
Official Oracle Text for Pontiff of Blight
Other creatures you control have extort. (If a creature has multiple instances of extort, each triggers separately.)
Official Rulings for Pontiff of Blight
4/15/2013 : The amount of life you gain from extort is based on the total amount of life lost, not necessarily the number of opponents you have. For example, if your opponent's life total can't change (perhaps because that player controls Platinum Emperion), you won't gain any life.
4/15/2013 : The extort ability doesn't target any player.