Sarulf, Realm Eater

Whenever a permanent an opponent controls is put into a graveyard from the battlefield, put a +1/+1 counter on Sarulf, Realm Eater.
At the beginning of your upkeep, if Sarulf has one or more +1/+1 counters on it, you may remove all of them. If you do, exile each other nonland permanent with mana value less than or equal to the number of counters removed this way.

Arborback Stomper

Trample
When Arborback Stomper enters, you gain 5 life.

Feral Hydra

Feral Hydra enters with X +1/+1 counters on it.
{3}: Put a +1/+1 counter on Feral Hydra. Any player may activate this ability.

Kalonian Tusker

Beacon Behemoth

{1}: Target creature with power 5 or greater gains vigilance until end of turn.

Burrowing Razormaw

When Burrowing Razormaw dies, mill four cards. (Put the top four cards of your library into your graveyard.)

Leatherback Baloth

Bulette

At the beginning of your end step, if a creature died this turn, put a +1/+1 counter on Bulette.

Boot Nipper

Boot Nipper enters with your choice of a deathtouch counter or a lifelink counter on it.