Changeling (This card is every creature type.)

Haste (This creature can attack and as soon as it comes under your control.)
At the beginning of the end step, return this creature to its owner's hand. (Return it only if it's on the battlefield.)

Affinity for Forests (This spell costs less to cast for each Forest you control.)
Landfall — Whenever a land you control enters, create a 3/4 green Treefolk creature token with reach.
, Exile this enchantment: Treefolk and Forests you control gain indestructible until end of turn.

Vigilance

Compleated ({G/U/P} can be paid with , , or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.)
+1: Tap up to one target artifact or creature. It doesn't untap during its controller's next untap step.
−X: Exile target nonland permanent card with mana value X from your graveyard. Create a token that's a copy of that card.
−7: Create Tamiyo's Notebook, a legendary colorless Book artifact token with "Spells you cast cost less to cast" and ": Draw a card."

Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.

Prevent all combat damage that would be dealt to attacking artifact creatures you control.
Whenever one or more artifact creatures you control enter, draw a card. This ability triggers only once each turn.

You may sacrifice a nontoken black creature rather than pay this spell's mana cost.
Each opponent sacrifices a creature or planeswalker with the greatest mana value among creatures and planeswalkers they control.

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.
: Return target Human you control to its owner's hand. Kogla gains indestructible until end of turn.

Return target creature to its owner's hand. You create a token that's a copy of that creature.

Vigilance
Kithkin Rabble's power and toughness are each equal to the number of white permanents you control.

: This creature deals 1 damage to each creature without flying and each player. Any player may activate this ability.

When this creature enters, it fights up to one target creature you don't control.
Sacrifice a Food: Put a +1/+1 counter on this creature. It gains indestructible until end of turn. Tap it.

At the beginning of your upkeep, target opponent discards a card for each Shrine you control.

This creature enters with five +1/+1 counters on it.
Whenever a player casts a spell, remove a +1/+1 counter from this creature. If you do, create a 2/2 black Zombie creature token.

Flying
Whenever a player sacrifices another permanent, put a +1/+1 counter on each creature you control.

Exile each creature you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

Whenever an opponent casts a spell, that player loses 5 life unless they discard a card.

Lifelink
Flesh Flayer — When this creature enters, mill three cards.

Commander creatures you own have "Whenever an artifact or creature you control is put into a graveyard from the battlefield, each opponent loses 1 life."