Titanic Growth

Target creature gets +4/+4 until end of turn.

Plummet

Giant Growth

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

Hunt the Weak

Put a +1/+1 counter on target creature you control. Then that creature fights target creature you don't control. (Each deals damage equal to its power to the other.)

Thallid Shell-Dweller

Defender
At the beginning of your upkeep, put a spore counter on this creature.
Remove three spore counters from this creature: Create a 1/1 green Saproling creature token.

Hunger of the Howlpack

Put a +1/+1 counter on target creature.
Morbid — Put three +1/+1 counters on that creature instead if a creature died this turn.

Giant Badger

Whenever this creature blocks, it gets +2/+2 until end of turn.

Runeclaw Bear

Nessian Asp

Reach
{6}{G}: Monstrosity 4. (If this creature isn't monstrous, put four +1/+1 counters on it and it becomes monstrous.)

Naturalize

Phytoburst

Target creature gets +5/+5 until end of turn.

Forest

Charging Badger

Ambush Viper

Howlpack of Estwald

At the beginning of each upkeep, if a player cast two or more spells last turn, transform this creature.

Villagers of Estwald

At the beginning of each upkeep, if no spells were cast last turn, transform this creature.

Villagers of Estwald // Howlpack of Estwald

Evolution Charm

Choose one —
• Search your library for a basic land card, reveal it, put it into your hand, then shuffle.
• Return target creature card from your graveyard to your hand.
• Target creature gains flying until end of turn.

Charging Rhino

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

Leafcrown Dryad

Bestow {3}{G} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)
Reach
Enchanted creature gets +2/+2 and has reach.

Snake of the Golden Grove

Tribute 3 (As this creature enters, an opponent of your choice may put three +1/+1 counters on it.)
When this creature enters, if tribute wasn't paid, you gain 4 life.