Sleeper of R'lyeh

+2: Choose One: Krakens gain trample, Leviathans gain menace, or Serpents gain flying. Chosen ability expires at end of the turn.
-5: Until end of turn Cthulu becomes a 3/3 Kraken creature with indestructible and trample and gets +1/+1 for each creature you control.
-10: Destroy all Humans. Tap all creatures target opponent controls. UEoT Cthulu becomes a 9/9 Kraken God creature with indestructible and trample.