Brion Stoutarm

Lifelink
{R}, {T}, Sacrifice another creature: Brion Stoutarm deals damage equal to the sacrificed creature's power to target player or planeswalker.

"I just want you to feel you're doing well. I hate for people to die embarrassed."

Secret Lair Drop

Boggarts and disturbing bits of boggarts flew through the air with alarming and untidy regularity.

Masters 25

Lifelink
{R}, {T}, Sacrifice another creature: Brion Stoutarm deals damage equal to the sacrificed creature's power to target player.

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Commander's Arsenal Oversized

Commander 2011

Lifelink
{R}, {T}, Sacrifice a creature other than Brion Stoutarm: Brion Stoutarm deals damage equal to the sacrificed creature's power to target player.

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.