Theramus, Mad Mentor

{4}: Choose one. Until end of turn, target
creature you control has that base power and toughness, becomes that creature type, color,
and gains that ability.
•3/2 black Scorpion with deathtouch.
•4/3 white Griffin with flying.
•5/5 red Hellion with haste.
{bull}6/6 green Wurm with trample.
{bull}8/8 blue Kraken with hexproof.