Deoxys

Flying, {u}{u/r}{r}{r/g}{g}: Monstrosity 5(Activate this
ability only when you could cast a sorcery. Give this creature five +1/+1 counters, this may only be used
once)
Shapechange—At the the beginning of your
upkeep you may choose one, the chosen effect
lasts until a new one is chosen-
Neutral- Double Strike & Battle Cry
Attack-Trample & Menace
Speed- First Strike & Shroud
Defend- Hexproof & Vigilance