Guttural Response

Kird Ape

Kird Ape gets +1/+2 as long as you control a Forest.

Gorilla Chieftain

Molten Influence

Counter target instant or sorcery spell unless its controller has Molten Influence deal 4 damage to them.

Ancient Silverback

{G}: Regenerate Ancient Silverback. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Simian Grunts

Flash
Echo {2}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Bind

Counter target activated ability. (Mana abilities can't be targeted.)
Draw a card.

Kird Chieftain

Kird Chieftain gets +1/+1 as long as you control a Forest.
{4}{G}: Target creature gets +2/+2 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Mountain

Back to Nature

Summit Apes

As long as you control a Mountain, Summit Apes has menace. (It can't be blocked except by two or more creatures.)

Gorilla Shaman

{X}{X}{1}: Destroy target noncreature artifact with mana value X.

Gorilla Titan

Trample
Gorilla Titan gets +4/+4 as long as there are no cards in your graveyard.

Ferocious Tigorilla

Ferocious Tigorilla enters with your choice of a trample counter or a menace counter on it. (A creature with menace can't be blocked except by two or more creatures.)

Silverback Shaman

Trample
When Silverback Shaman dies, draw a card.

Simian Brawler

Discard a land card: Simian Brawler gets +1/+1 until end of turn.

Forest

Simian Spirit Guide

Exile Simian Spirit Guide from your hand: Add {R}.

Hooting Mandrills

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Trample

Silverback Ape

Game Trail

As Game Trail enters, you may reveal a Mountain or Forest card from your hand. If you don't, Game Trail enters tapped.
{T}: Add {R} or {G}.

Apes of Rath

Whenever Apes of Rath attacks, it doesn't untap during its controller's next untap step.

Kogla, the Titan Ape

When Kogla, the Titan Ape 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.

Silverback Elder

Whenever you cast a creature spell, choose one —
• Destroy target artifact or enchantment.
• Look at the top five cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order.
• You gain 4 life.