Tεντακλῆς, The Devourer

Every time a spell is cast tap Tentacles, The Devourer.
Primordial Pouch Whenever Tentacles, The Devourer is tapped as the result of a spell or ability he gains a 1/1 counter.
{u}{b}{g} Feeding Time Untap Tentacles, The Devourer.
Never wake a sleeping giant.