Forest

Skysnare Spider

Vigilance (Attacking doesn't cause this creature to tap.)
Reach (This creature can block creatures with flying.)

Kalonian Tusker

Ursapine

{G}: Target creature gets +1/+1 until end of turn.

Garruk Wildspeaker

+1: Untap two target lands.
−1: Create a 3/3 green Beast creature token.
−4: Creatures you control get +3/+3 and gain trample until end of turn.

Llanowar Tribe

Might of Oaks

Target creature gets +7/+7 until end of turn.

Llanowar Elves

Trusty Machete

Prevent all combat damage that would be dealt this turn.

Ant Queen

{1}{G}: Create a 1/1 green Insect creature token.

Leatherback Baloth

Giant Growth

Target creature gets +3/+3 until end of turn.

Conclave Naturalists

When this creature enters, you may destroy target artifact or enchantment.

Gigantosaurus

Naturalize

Overrun

Creatures you control get +3/+3 and gain trample until end of turn. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.)

Fangren Firstborn

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

Prodigious Growth

Enchant creature
Enchanted creature gets +7/+7 and has trample.

Silvos, Rogue Elemental

Eternal Witness

When this creature enters, you may return target card from your graveyard to your hand.

Bramblecrush

Howl of the Night Pack

Create a 2/2 green Wolf creature token for each Forest you control.

Primal Rage

Creatures you control have trample. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)