Oko, Thief of Crowns

+2: Create a Food token. (It's an artifact with
"{2},{t} , Sacrifice this artifact: You gain 3 life.")
+1: Target artifact or creature loses all abilities
and becomes a green Elk creature with base
power and toughness 3/3.
-5: Exchange control of target artifact or
creature you control and target creature an
opponent controls with power 3 or less.