Icehide Golem

({S} can be paid with one mana from a snow source.)

Groundbreaker

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

Blossoming Defense

Target creature you control gets +2/+2 and gains hexproof until end of turn.

Experiment One

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)
Remove two +1/+1 counters from Experiment One: Regenerate Experiment One. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Rhonas's Last Stand

Create a 5/4 green Snake creature token. Lands you control don't untap during your next untap step.

Llanowar Elves

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.)

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.

Steel Leaf Champion

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

Groundswell

Target creature gets +2/+2 until end of turn.
Landfall — If you had a land enter the battlefield under your control this turn, that creature gets +4/+4 until end of turn instead.

Snow-Covered Forest

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.