Brion Stoutarm
Legendary Creature — Giant Warrior
Lifelink
, 
, Sacrifice another creature: Brion Stoutarm deals damage equal to the sacrificed creature's power to target player or planeswalker.
Zoltan Boros & Gabor Szikszai
Magic Online Promos (PRM)
• #36096Rulings
If Brion Stoutarm leaves the battlefield after its ability has been activated but before it resolves, the game uses its last known information to determine that it had lifelink and you'll gain life for the damage it deals.
(wotc • 2018-03-16)
Rulings
If Brion Stoutarm leaves the battlefield after its ability has been activated but before it resolves, the game uses its last known information to determine that it had lifelink and you'll gain life for the damage it deals.
(wotc • 2018-03-16)