Semut, Ruler of the Collide

When Semut enters the battlefield, if you do not control any other legendary permanents, put 5
+1/+1 counters on it.
Prismatic, Trample, Reach
Sacrifice a legendary permanent: Semut gains
+5/+5 and Menace until end of turn
Sacrifice a prismatic permanent: Semut gains
Lifelink and Vigilance until end of turn
Sacrifice a devoid permanent: Semut gains
Devoid and loses Prismatic until end of turn