Maiak, Swallower of Tides

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.)
As long as Maiak, Swallower of Tides has six or more +1/+1 counters on it, it has hexproof.
Cannibalize {x}{g/u} ({x}{g/u}: Move X +1/+1 counters from target creature you control to this creature. Then sacrifice that creature.)