Michelangelo (Mikey)

At the beginning of your upkeep, create one food
token.
food tokens you control have: "{2}, {t}, Sacrifice this artifact: give target creature Lifelink, Haste,
Menace, or Vigilance until end of turn."
{1}{u}: transform Michelangelo
(Mikey).
At the start of your end step, transform
Michelangelo (Mikey).
Whenever Michelangelo (Mikey) transforms, gain
1 life.