Innistrad: Midnight Hunt

Human

Creature — Human Warlock

When this creature enters, create a 1/1 white Human creature token.
Coven — {5}{G}: Target creature you control gets +3/+3 and gains trample until end of turn. Activate only if you control three or more creatures with different powers.

Dawnhart Mentor

Vigilance
Coven — At the beginning of combat on your turn, if you control three or more creatures with different powers, creatures you control get +1/+0 until end of turn.

Dawnhart Wardens

Ikoria: Lair of Behemoths

Creature — Octopus

Mutate {1}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flash
Whenever this creature deals combat damage to a player, draw a card.