Spellbreaker Behemoth

This spell can't be countered.
Creature spells you control with power 5 or greater can't be countered.

Molder Slug

At the beginning of each player's upkeep, that player sacrifices an artifact.

Craterhoof Behemoth

Haste
When Craterhoof Behemoth enters the battlefield, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.

Wirewood Savage

Whenever a Beast enters the battlefield, you may draw a card.

Fangren Hunter

Garruk's Packleader

Whenever another creature with power 3 or greater enters the battlefield under your control, you may draw a card.

Mage Slayer

Whenever equipped creature attacks, it deals damage equal to its power to the player or planeswalker it's attacking.
Equip {3}

Fangren Firstborn

Whenever Fangren Firstborn attacks, put a +1/+1 counter on each attacking creature.

Ezuri's Predation

For each creature your opponents control, create a 4/4 green Phyrexian Beast creature token. Each of those tokens fights a different one of those creatures.

Rumbling Baloth

Kalonian Behemoth

Shroud (This creature can't be the target of spells or abilities.)

Enormous Baloth

Howling Mine

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

Ridgescale Tusker

When Ridgescale Tusker enters the battlefield, put a +1/+1 counter on each other creature you control.

Wolfcaller's Howl

At the beginning of your upkeep, create X 2/2 green Wolf creature tokens, where X is the number of your opponents with four or more cards in hand.

Zhur-Taa Ancient

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Spiked Baloth

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Beastmaster Ascension

Whenever a creature you control attacks, you may put a quest counter on Beastmaster Ascension.
As long as Beastmaster Ascension has seven or more quest counters on it, creatures you control get +5/+5.

Terra Stomper

This spell can't be countered.
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Thresher Beast

Whenever Thresher Beast becomes blocked, defending player sacrifices a land.

Aether Charge

Whenever a Beast enters the battlefield under your control, you may have it deal 4 damage to target opponent or planeswalker.

Nemesis Mask

All creatures able to block equipped creature do so.
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)

Leatherback Baloth

Garruk's Companion

Vigilant Baloth

Vigilance (Attacking doesn't cause this creature to tap.)

Spitting Gourna

Reach (This creature can block creatures with flying.)
Morph {4}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Assault Suit

Equipped creature gets +2/+2, has haste, can't attack you or planeswalkers you control, and can't be sacrificed.
At the beginning of each opponent's upkeep, you may have that player gain control of equipped creature until end of turn. If you do, untap it.
Equip {3}

Hunted Wumpus

When Hunted Wumpus enters the battlefield, each other player may put a creature card from their hand onto the battlefield.