Roalesk, Soul of Mutation

: Roalesk, Soul of Mutation is also an 6/6 blue and green legendary human merfolk mutant mutant with haste.
+2: Roalesk, Soul of Mutation gets +1+1 and your choice of either Trample, Flying, Vigilance, or Deathtouch until end of turn.
-X: Roalesk, Soul of Mutation gets +X+X, Vigilance, Lifelink, Flying, Trample, and Hexproof, and create X 2/2 blue and green merfolk creature tokens.