Silverback Shaman

Trample
When Silverback Shaman dies, draw a card.

Barbary Apes

Gorilla Warrior

Woodland Changeling

Changeling (This card is every creature type.)

Realmwalker

Changeling (This card is every creature type.)
As Realmwalker enters, choose a creature type.
You may look at the top card of your library any time.
You may cast creature spells of the chosen type from the top of your library.

Kibo, Uktabi Prince

{T}: Each player creates a colorless artifact token named Banana with "{T}, Sacrifice this artifact: Add {R} or {G}. You gain 2 life."
Whenever an artifact an opponent controls is put into a graveyard from the battlefield, put a +1/+1 counter on each creature you control that's an Ape or a Monkey.
Whenever Kibo attacks, defending player sacrifices an artifact of their choice.

Zodiac Monkey

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Universal Automaton

Gorilla Titan

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

Bloodline Pretender

Changeling (This card is every creature type.)
As Bloodline Pretender enters, choose a creature type.
Whenever another creature you control of the chosen type enters, put a +1/+1 counter on Bloodline Pretender.

Tree Monkey

Reach (This creature can block creatures with flying.)

Uktabi Orangutan

When Uktabi Orangutan enters, destroy target artifact.

Game-Trail Changeling

Changeling (This card is every creature type.)
Trample