Bones, Free-Willed Thrall

No need for Magic —Whenever a spell you
cast targets another creature you control, Bones
gets +1/+1 and First Strike until end
of turn.
At the end of the combat step, if Bones has 5 or
more power and toughness, transform Bones,
Free-Willed Thrall.
Partner with Blossom, Loving Automaton