Edric, Spymaster of Trest

Oracle Text

Whenever a creature deals combat damage to one of your opponents, its controller may draw a card.

Card Rulings

9/22/2011 A creature controlled by an opponent that deals combat damage to another opponent will cause Edric’s ability to trigger. The creature’s controller chooses whether to draw a card.
9/22/2011 When a creature you control deals combat damage to one of your opponents, you may draw a card.