Feyra, The Crimson Edge

Double strike, Life link
Feyra, The Crimson Edge enters the battlefield with X +1/+1 counters.
At the beginning of your upkeep remove a +1/+1 counter from Feyra, The Crimson
Edge.
Sacrifice an artifact or enchantment: put a +1/+1 counter on Feyra, The Crimson
Edge.