The Hobbit Eternal

Legendary Creature — Elf Noble

Alliance — Whenever another creature you control enters, choose one that hasn't been chosen this turn —
• Add {G}{G}{G}.
• Put a +1/+1 counter on each creature you control.
• Scry 2, then draw a card.

Galadriel, Light of Valinor

Teenage Mutant Ninja Turtles

Creature — Bird Spirit Avatar

Flying, vigilance
Alliance — Whenever another creature you control enters, this creature gets +1/+0 until end of turn.

East Wind Avatar

Food

Legendary Creature — Mutant Ninja Turtle

Alliance — Whenever another creature you control enters, choose one that hasn't been chosen this turn.
• Put a +1/+1 counter on Lita.
• Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")
• Scry 1.

Lita, Little Orphan Amphibian

Mutant

Creature — Mutant Rebel

When this creature enters, create a 2/2 red Mutant creature token.
Alliance — Whenever another creature you control enters, put a +1/+1 counter on target creature you control.

Mighty Mutanimals

Creature — Mutant Bard Performer

Trample
Alliance — Whenever another creature you control enters, this creature gets +1/+0 until end of turn.

Mutant Town Musicians

Menace (This creature can't be blocked except by two or more creatures.)
Alliance — Whenever another creature you control enters, you may exile the top card of your library.
Whenever Raphael attacks, until end of turn, you may play a card exiled with Raphael.

Raphael, Most Attitude

Alliance — Whenever another creature you control enters, Raphael deals 1 damage to target opponent.

Raphael, Tough Turtle

Slash, Reptile Rampager

Legendary Creature — Mutant Berserker Turtle

Alliance — Whenever another creature you control enters, Slash deals 2 damage to each opponent.
Whenever Slash attacks, create a 2/2 red Mutant creature token.

Legendary Creature — Bat Mutant

Alliance — Whenever another creature you control enters, Wingnut gains your choice of flying, menace, or haste until end of turn.
Whenever Wingnut attacks, each other attacking creature gets +1/+0 until end of turn.

Wingnut, Bat on the Belfry

Creature — Human Soldier

Alliance — Whenever another creature you control enters, put a +1/+1 counter on this creature.

EPF Point Squad

Legendary Creature — Elf Rebel

Flying
Alliance — Whenever another creature you control enters, The Neutrinos get +1/+0 until end of turn.
Whenever The Neutrinos attack, exile up to one target creature you own, then return it to the battlefield under your control tapped and attacking.

The Neutrinos

Foundations

Creature — Human Druid

Alliance — Whenever another creature you control enters, this creature gains deathtouch until end of turn. If this is the second time this ability has resolved this turn, all creatures you control gain deathtouch until end of turn.

Venom Connoisseur

Bloomburrow Commander

Citizen

Creature — Elf Citizen

This creature enters with a number of +1/+1 counters on it equal to one plus the number of other creatures you control.
Alliance — Whenever another creature you control enters, put a +1/+1 counter on this creature.
When this creature dies, create a 1/1 green and white Citizen creature token for each +1/+1 counter on it.

Boss's Chauffeur

Creature — Devil Warrior

Trample, haste
Alliance — Whenever another creature you control enters, double this creature's power until end of turn.

Devilish Valet

Treasure

Creature — Ogre Warrior

Alliance — Whenever another creature you control enters, create a Treasure token if this is the first or second time this ability has resolved this turn. Otherwise, you may pay {X}. When you do, this creature deals X damage to any target.

Rose Room Treasurer

Commander Legends: Battle for Baldur's Gate

Creature — Elf Wizard

Alliance — Whenever another creature you control enters, scry 1. If this is the second time this ability has resolved this turn, draw a card instead.

Rumor Gatherer

Streets of New Capenna

Creature — Elf Druid

Celebrity Fencer

Streets of New Capenna Promos

Gala Greeters

Alliance — Whenever another creature you control enters, choose one that hasn't been chosen this turn —
• Put a +1/+1 counter on this creature.
• Create a tapped Treasure token.
• You gain 2 life.

Creature — Human Citizen

Alliance — Whenever another creature you control enters, target creature an opponent controls can't block this turn. If this is the second time this ability has resolved this turn, that creature attacks during its controller's next combat phase if able.

Sizzling Soloist

Creature — Devil Citizen

Alliance — Whenever another creature you control enters, this creature deals 1 damage to each opponent.

Witty Roastmaster

Alliance — Whenever another creature you control enters, this creature gets +1/+1 until end of turn.

Attended Socialite

Alliance — Whenever another creature you control enters, target creature other than this creature gets +1/+1 and gains trample until end of turn.

Elegant Entourage

Alliance — Whenever another creature you control enters, you gain 1 life.