Forest

Spidery Grasp

Untap target creature. It gets +2/+4 and gains reach until end of turn. (It can block creatures with flying.)

Terrain Elemental

Stampeding Rhino

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

Oakenform

Enchant creature
Enchanted creature gets +3/+3.

Rootwalla

{1}{G}: This creature gets +2/+2 until end of turn. Activate only once each turn.

Arborback Stomper

Trample
When this creature enters, you gain 5 life.

Giant Spider

Reach (This creature can block creatures with flying.)

Wing Snare

Druid of the Cowl

Cowl Prowler

Sixth Sense

Enchant creature
Enchanted creature has "Whenever this creature deals combat damage to a player, you may draw a card."

Garruk's Horde

Trample
Play with the top card of your library revealed.
You may cast creature spells from the top of your library. (Do this only any time you could cast that creature spell. You still pay the spell's costs.)

Stalking Tiger

This creature can't be blocked by more than one creature.

Rabid Bite

Target creature you control deals damage equal to its power to target creature you don't control.