Marvin, Murderous Mimic

Marvin has all activated abilities of creatures you control that don't have the same name as this creature.

Mountain

Heap Doll

Sacrifice this creature: Exile target card from a graveyard.

Creepy Doll

Indestructible
Whenever this creature deals combat damage to a creature, flip a coin. If you win the flip, destroy that creature.

Patched Plaything

Double strike
This creature enters with two -1/-1 counters on it if you cast it from your hand.

Attack-in-the-Box

Whenever this creature attacks, you may have it get +4/+0 until end of turn. If you do, sacrifice it at the beginning of the next end step.

Arabella, Abandoned Doll

Whenever Arabella attacks, it deals X damage to each opponent and you gain X life, where X is the number of creatures you control with power 2 or less.

Ragged Playmate

{1}, {T}: Target creature with power 2 or less can't be blocked this turn.

Porcelain Gallery

Creatures you control have base power and toughness each equal to the number of creatures you control.
(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Dollmaker's Shop

Whenever one or more non-Toy creatures you control attack a player, create a 1/1 white Toy artifact creature token.
(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Dollmaker's Shop // Porcelain Gallery

Plains

Friendly Teddy

When this creature dies, each player draws a card.

Kyren Toy

{1}, {T}: Put a charge counter on this artifact.
{T}, Remove X charge counters from this artifact: Add an amount of {C} equal to X plus one.

Splitskin Doll

When this creature enters, draw a card. Then discard a card unless you control another creature with power 2 or less.

Living Phone

When this creature dies, look at the top five cards of your library. You may reveal a creature card with power 2 or less from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Sol Ring

Dollhouse of Horrors

{1}, {T}, Exile a creature card from your graveyard: Create a token that's a copy of the exiled card, except it's a 0/0 Construct artifact in addition to its other types and it has "This token gets +1/+1 for each Construct you control." It gains haste until end of turn. Activate only as a sorcery.

Stuffy Doll

Indestructible
As this creature enters, choose a player.
Whenever this creature is dealt damage, it deals that much damage to the chosen player.
{T}: This creature deals 1 damage to itself.