Valentine, Calm Embers

+2: "Burst of Fury" - Deal one damage to target player, that player sacrifices a permanent, or takes an additional three damage.
0: "Question Your Sanity" - Swap this card for a different "Sister" (Valentine) from outside the game, keep the same loyalty as this one.
-10: "A Game is Afoot" - Gain an emblem with "On each upkeep, target player destroys a land, if that player can't, they take five damage instead."