Ramarak, Slayer of Kongs

Haste, Trample
Devour X, where X is the number of creatures devoured this way (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with X +1/+1 counters on it for each of those creatures.)
Each other Skullcrawler creature you control enters the battlefield with an additional X +1/+1 counters on it, where X is the number of +1/+1 counters on Ramarak, Slayer of Kongs.