Myr Superion

Spend only mana produced by creatures to cast this spell.

Groundbreaker

Trample, haste
At the beginning of the end step, sacrifice Groundbreaker.

Garruk's Companion

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

Beastcaller Savant

Haste
{T}: Add one mana of any color. Spend this mana only to cast a creature spell.

Colossadactyl

Hulking Raptor

Ward {2}
At the beginning of your first main phase, add {G}{G}.

Bayou Groff

As an additional cost to cast this spell, sacrifice a creature or pay {3}.

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When Rancor is put into a graveyard from the battlefield, return Rancor to its owner's hand.

Manamorphose

Add two mana in any combination of colors.
Draw a card.

Vengevine

Haste
Whenever you cast a spell, if it's the second creature spell you cast this turn, you may return Vengevine from your graveyard to the battlefield.

Steel Leaf Champion

Steel Leaf Champion can't be blocked by creatures with power 2 or less.

Strangleroot Geist

Haste
Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Scythe Tiger

Shroud (This creature can't be the target of spells or abilities.)
When Scythe Tiger enters, sacrifice it unless you sacrifice a land.

Talara's Battalion

Cast this spell only if you've cast another green spell this turn.
Trample

Willow Geist

Trample
Whenever one or more cards leave your graveyard, put a +1/+1 counter on Willow Geist.
When Willow Geist dies, you gain life equal to its power.

Leatherback Baloth

Pugnacious Hammerskull

Whenever Pugnacious Hammerskull attacks while you don't control another Dinosaur, put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Warden of the Chained

Trample
Warden of the Chained can't attack unless you control another creature with power 4 or greater.

Wayward Swordtooth

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)
You may play an additional land on each of your turns.
Wayward Swordtooth can't attack or block unless you have the city's blessing.

Priest of Urabrask

When Priest of Urabrask enters, add {R}{R}{R}.

Bloodbraid Elf

Haste (This creature can attack and {T} as soon as it comes under your control.)
Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)