Rayla, the Last Subird

Flying, doublestrike

Whenever Rayla, the Last Sunbird enters the battlefield or attacks, Choose 1:
•Destroy target non-land permanent your opponent controls. Create a Phoenix Feather Token (It's a token with "{t}, {3}, sacrifice this token; permanents you control gain hexproof and indestructible until end of turn.)
•Creatures you control gain +X/+X until end of turn, where X is the number of times you have sacrificed a Phoenix Feather Token this turn.