Forest

Colossification

Enchant creature
When this Aura enters, tap enchanted creature.
Enchanted creature gets +20/+20.

Titanic Growth

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

Bristling Boar

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

Hyrax Tower Scout

When this creature enters, untap target creature.

Snarespinner

Reach
Whenever this creature blocks a creature with flying, this creature gets +2/+0 until end of turn.

Treeshaker Chimera

All creatures able to block this creature do so.
When this creature dies, draw three cards.

Humble Naturalist

{T}: Add one mana of any color. Spend this mana only to cast a creature spell.

Ironscale Hydra

If a creature would deal combat damage to this creature, prevent that damage and put a +1/+1 counter on this creature.

Colossal Dreadmaw

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

Ram Through

Target creature you control deals damage equal to its power to target creature you don't control. If the creature you control has trample, excess damage is dealt to that creature's controller instead.

Almighty Brushwagg

Trample
{3}{G}: This creature gets +3/+3 until end of turn.

Kogla, the Titan Ape

When Kogla enters, it fights up to one target creature you don't control.
Whenever Kogla attacks, destroy target artifact or enchantment defending player controls.
{1}{G}: Return target Human you control to its owner's hand. Kogla gains indestructible until end of turn.

Honey Mammoth

When this creature enters, you gain 4 life.

Llanowar Visionary

When this creature enters, draw a card.
{T}: Add {G}.

Plummet

Yorvo, Lord of Garenbrig

Yorvo enters with four +1/+1 counters on it.
Whenever another green creature you control enters, put a +1/+1 counter on Yorvo. Then if that creature's power is greater than Yorvo's power, put another +1/+1 counter on Yorvo.