Aerial Might

Crystallize {r}{g}(When you successfully cast this
spell from your hand, exile it and create a Crystal
artifact token with "{r}{g}, Sacrifice this permanent:
You may cast Aerial Might from exile for {0} until
end of turn.")
Put two +1/+1 counters on target creature with
Flying. If you cast Aerial Might from exile, that creature also gets Trample and "Whenever this creature deals combat damage to an opponent,
its controller draws a card" until your next turn.