Aven Liberator

a creature is turned face up — 238 cards in the game can cause this (Aven Liberator is one).

When Aven Liberator is turned face up:

1. Printlifter Ooze — makes a token
2. Experiment Twelve — puts its power counters on a permanent
3. Pyrotechnic Performer — deals its power damage
4. Pine Walker — untaps a permanent
5. Fatal Mutation — kills it

a Bird attacks — 486 cards in the game can cause this (Aven Liberator is one).

When Aven Liberator attacks:

1. Hermes, Overseer of Elpis — scries
2. Choco, Seeker of Paradise — puts a land onto the battlefield

a Bird creature is cast — 486 cards in the game can cause this (Aven Liberator is one).

1. Chocobo Camp — When Aven Liberator is cast, it arrives with counters thanks to Chocobo Camp

1 other card cares about it too. These are the ones with the most connections.

a Bird deals combat damage — 486 cards in the game can cause this (Aven Liberator is one).

1. Kastral, the Windcrested — When Aven Liberator deals combat damage, Kastral, the Windcrested triggers

a nontoken Bird enters the battlefield — 487 cards in the game can cause this (Aven Liberator is one).

1. Knightfisher — When Aven Liberator enters, Knightfisher makes a token

a Bird enters the battlefield — 538 cards in the game can cause this (Aven Liberator is one).

1. Salvation Swan — When Aven Liberator enters, Salvation Swan flickers a creature you control

1 other card cares about it too. These are the ones with the most connections.

a Soldier creature enters the battlefield — 1,275 cards in the game can cause this (Aven Liberator is one).

1. Veteran's Armaments — When Aven Liberator enters, Veteran's Armaments triggers

anything attacks — 17,785 cards in the game can cause this (Aven Liberator is one).

When Aven Liberator attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Temmet, Naktamun's Will — draws you 1 card
3. Grim Javelineer — gives +1/+0
4. Invisible Woman — triggers
5. Caesar, Legion's Emperor — sacrifices a creature
6. Guide of Souls — triggers
7. Campsite Cuisine — sacrifices a Food
8. Gossip's Talent — triggers
9. Banon, the Returners' Leader — draws and discards
10. Toph, Earthbending Master — puts a counter on a permanent

111 other cards care about it too. These are the ones with the most connections.

a creature attacks — 17,785 cards in the game can cause this (Aven Liberator is one).

When Aven Liberator attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Kindred Discovery — draws you 1 card
4. Invasion of New Capenna // Holy Frazzle-Cannon — puts counters on a permanent
5. Chorale of the Void — brings a card back
6. Anim Pakal, Thousandth Moon — puts a +1/+1 counter on itself
7. Saw — sacrifices a creature
8. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
9. Ultima Weapon — kills a creature an opponent controls
10. Total War — kills a creature

180 other cards care about it too. These are the ones with the most connections.

a nontoken creature attacks — 17,785 cards in the game can cause this (Aven Liberator is one).

When Aven Liberator attacks:

1. Mardu Ascendancy — makes a token
2. Basri Ket — makes that many tokens
3. Militia's Pride — makes a token

a creature is cast — 17,861 cards in the game can cause this (Aven Liberator is one).

When Aven Liberator is cast:

1. Primeval Bounty — makes a token
2. Bloodbond March — brings a card back
3. Dancing from Dark to Dawn — puts that spell's mana value counters on a creature
4. Endrek Sahr, Master Breeder — makes that spell's mana value tokens
5. Summon: Fenrir — it arrives with counters thanks to Summon: Fenrir
6. Summon: Brynhildr — grants haste
7. Skittering Horror — sacrifices itself
8. Skittering Skirge — sacrifices itself
9. Skittering Monstrosity — sacrifices itself
10. Silverback Elder — triggers

81 other cards care about it too. These are the ones with the most connections.

a nontoken creature enters the battlefield — 18,291 cards in the game can cause this (Aven Liberator is one).

When Aven Liberator enters:

1. Riku of Two Reflections — makes a token
2. Samwise Gamgee — makes a token
3. Dual Nature — makes a token
4. Angelic Sell-Sword — makes a token
5. Arni, Humble Scribe — untaps itself
6. Saradoc, Master of Buckland — makes a token
7. Lonis, Cryptozoologist — triggers
8. Radiant Solar — triggers

25 other cards care about it too. These are the ones with the most connections.

a creature enters the battlefield — 19,635 cards in the game can cause this (Aven Liberator is one).

When Aven Liberator enters:

1. Slash, Reptile Rampager — deals 2 damage
2. Ray Fillet, Wave Warrior — puts a counter on itself
3. The Neutrinos — gets +1/+0
4. Wingnut, Bat on the Belfry — grants flying, haste and menace
5. Aetherstorm Roc — puts a counter on a permanent you control
6. Raphael, Most Attitude — exiles a card from your library

298 other cards care about it too. These are the ones with the most connections.

anything enters the battlefield — 26,290 cards in the game can cause this (Aven Liberator is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Aven Liberator enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

39 other cards care about it too. These are the ones with the most connections.