Spined Tyrranax

At the beginning of combat on your turn, you may pay {2}{G}. When you do, put a +1/+1 counter on target creature. That creature gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Woodland Liege

Whenever a Beast you control enters, draw a card.

Forest

Slinza, the Spiked Stampede

Beast spells you cast cost {2} less to cast.
Each other Beast creature you control enters with an additional +1/+1 counter on it.
Whenever Slinza or another creature with power 4 or greater enters, you may pay {1}{R/G}. When you do, Slinza fights target creature you don't control.

Hungry Megasloth

Reach (This creature can block creatures with flying.)
{2}, {T}: Put a +1/+1 counter on this creature.

Brushstrider

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

Advocate of the Beast

At the beginning of your end step, put a +1/+1 counter on target Beast creature you control.

Thriving Grove

This land enters tapped. As it enters, choose a color other than green.
{T}: Add {G} or one mana of the chosen color.

Gnarlid Colony

Kicker {2}{G} (You may pay an additional {2}{G} as you cast this spell.)
If this creature was kicked, it enters with two +1/+1 counters on it.
Each creature you control with a +1/+1 counter on it has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Gift of the Gargantuan

Look at the top four cards of your library. You may reveal a creature card and/or a land card from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.

Explore

You may play an additional land this turn.
Draw a card.

Time to Feed

Choose target creature an opponent controls. When that creature dies this turn, you gain 3 life. Target creature you control fights that creature. (Each deals damage equal to its power to the other.)

Predator's Strike

Target creature gets +3/+3 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Obstinate Baloth

When this creature enters, you gain 4 life.
If a spell or ability an opponent controls causes you to discard this card, put it onto the battlefield instead of putting it into your graveyard.