Mass Polymorph

anything leaves the battlefield — 1 card in the game can cause this (Mass Polymorph is one).

1. Electro, Assaulting Battery — When Electro, Assaulting Battery leaves the battlefield thanks to Mass Polymorph, it triggers

hits creature — 2,298 cards in the game can cause this.

Mass Polymorph can put:

1. Kapsho Kitefins — onto the battlefield from your library
2. Sharding Sphinx — onto the battlefield from your library
3. Madame Web, Clairvoyant — onto the battlefield from your library
4. Shadow Puppeteers — onto the battlefield from your library
5. Screaming Swarm — onto the battlefield from your library
6. Ultimecia, Temporal Threat — onto the battlefield from your library
7. Deepfathom Skulker — onto the battlefield from your library
8. Starwinder — onto the battlefield from your library
9. Windreader Sphinx — onto the battlefield from your library
10. Twins of Discord — onto the battlefield from your library

2,288 other cards cause it too. These are the ones with the most connections.

a nontoken creature is exiled — 995 cards in the game can cause this (Mass Polymorph is one).

1. The War Games — When a creature is exiled thanks to Mass Polymorph, The War Games exiles a Warrior

a creature is exiled — 1,003 cards in the game can cause this (Mass Polymorph is one).

1. Elemental Expressionist — When Elemental Expressionist is exiled thanks to Mass Polymorph, it makes a token
2. Ashnod's Intervention — When a creature is exiled thanks to Mass Polymorph, Ashnod's Intervention brings a card back
3. Syr Vondam, Sunstar Exemplar — When a creature is exiled thanks to Mass Polymorph, Syr Vondam, Sunstar Exemplar puts a +1/+1 counter on itself
4. Kaya, Spirits' Justice — When a creature is exiled thanks to Mass Polymorph, Kaya, Spirits' Justice copies a permanent
5. Soulherder — When a creature is exiled thanks to Mass Polymorph, Soulherder puts a +1/+1 counter on itself
6. Kaya's Ghostform — When a creature is exiled thanks to Mass Polymorph, Kaya's Ghostform blinks a permanent

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

anything is exiled — 2,497 cards in the game can cause this (Mass Polymorph is one).

1. The War Doctor — When a creature is exiled thanks to Mass Polymorph, The War Doctor puts a time counter on itself

a sorcery is cast — 3,720 cards in the game can cause this (Mass Polymorph is one).

When Mass Polymorph is cast:

1. Spellweaver Volute — copies a spell
2. Lilah, Undefeated Slickshot — gets +1/+1
3. Niblis of Frost — gets +1/+1
4. Primeval Bounty — puts 3 counters on a creature
5. Tetsuko Umezawa, Pursuer — gets +1/+1
6. Thor, God of Thunder — deals that spell's mana value damage
7. Krile Baldesion — brings a card back
8. Summon: Good King Mog XII — makes a token
9. Kykar, Wind's Fury — makes a token
10. Blood Funnel — sacrifices a creature

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

a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Mass Polymorph is one).

When a creature leaves the battlefield thanks to Mass Polymorph:

1. Tokka & Rahzar, Unsupervised — puts a +1/+1 counter on itself
2. Splinter, the Mentor — makes a token
3. Rat King, Pale Piper — makes a token
4. Dual Nature — exiles a creature

a creature leaves the battlefield — 4,238 cards in the game can cause this (Mass Polymorph is one).

1. Lunarch Veteran // Luminous Phantom — When a creature leaves the battlefield thanks to Mass Polymorph, Lunarch Veteran // Luminous Phantom gains you 1 life
2. Extractor Demon — When a creature leaves the battlefield thanks to Mass Polymorph, Extractor Demon mills a card
3. Aang, Airbending Master — When a creature leaves the battlefield thanks to Mass Polymorph, Aang, Airbending Master puts a counter on a permanent
4. Dour Port-Mage — When a creature leaves the battlefield thanks to Mass Polymorph, Dour Port-Mage draws you 1 card
5. Vela the Night-Clad — When a creature leaves the battlefield thanks to Mass Polymorph, Vela the Night-Clad makes each opponent lose 1 life
6. Taeko, the Patient Avalanche — When a creature leaves the battlefield thanks to Mass Polymorph, Taeko, the Patient Avalanche scries
7. Phantasmal Mount — When Phantasmal Mount leaves the battlefield thanks to Mass Polymorph, it triggers
8. Funeral March — When a creature leaves the battlefield thanks to Mass Polymorph, Funeral March makes a player sacrifice a creature
9. Sally Sparrow — When a creature leaves the battlefield thanks to Mass Polymorph, Sally Sparrow triggers
10. Aang, at the Crossroads // Aang, Destined Savior — When a creature leaves the battlefield thanks to Mass Polymorph, Aang, at the Crossroads // Aang, Destined Savior triggers

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

a nontoken creature enters the battlefield — 18,448 cards in the game can cause this (Mass Polymorph is one).

When a creature enters thanks to Mass Polymorph:

1. Riku of Two Reflections — makes a token
2. Samwise Gamgee — makes a token
3. Chainer, Nightmare Adept — grants haste
4. Preston, the Vanisher — makes a token
5. Angelic Sell-Sword — makes a token
6. Arni, Humble Scribe — untaps itself
7. Saradoc, Master of Buckland — makes a token
8. Bramble Sovereign — makes a token
9. Lonis, Cryptozoologist — triggers
10. Radiant Solar — triggers

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

a creature enters the battlefield — 19,800 cards in the game can cause this (Mass Polymorph is one).

1. Precursor Golem — When Precursor Golem enters thanks to Mass Polymorph, it makes 2 tokens
2. Conciliator's Duelist — When Conciliator's Duelist enters thanks to Mass Polymorph, it draws you 1 card
3. Master of Winds — When Master of Winds enters thanks to Mass Polymorph, it draws you 2 cards
4. Pious Evangel // Wayward Disciple — When a creature enters thanks to Mass Polymorph, Pious Evangel // Wayward Disciple gains you 1 life
5. Daxos, Blessed by the Sun — When a creature enters thanks to Mass Polymorph, Daxos, Blessed by the Sun gains you 1 life
6. Elas il-Kor, Sadistic Pilgrim — When a creature enters thanks to Mass Polymorph, Elas il-Kor, Sadistic Pilgrim gains you 1 life
7. Glaring Fleshraker — When a creature enters thanks to Mass Polymorph, Glaring Fleshraker deals 1 damage
8. Deluge Virtuoso — When Deluge Virtuoso enters thanks to Mass Polymorph, it taps a creature an opponent controls
9. Mogg Bombers — When a creature enters thanks to Mass Polymorph, Mogg Bombers sacrifices itself
10. Flame-Kin War Scout — When a creature enters thanks to Mass Polymorph, Flame-Kin War Scout sacrifices itself

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

anything enters the battlefield — 26,499 cards in the game can cause this (Mass Polymorph is one).

1. Zenos yae Galvus // Shinryu, Transcendent Rival — When Zenos yae Galvus // Shinryu, Transcendent Rival enters thanks to Mass Polymorph, it shrinks a creature by -2/-2
2. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When a creature enters thanks to Mass Polymorph, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself
3. Pigment Wrangler // Striking Palette — When Pigment Wrangler // Striking Palette enters thanks to Mass Polymorph, it becomes prepared
4. Sokka, Bold Boomeranger — When Sokka, Bold Boomeranger enters thanks to Mass Polymorph, it draws and discards
5. Sanar, Unfinished Genius // Wild Idea — When Sanar, Unfinished Genius // Wild Idea enters thanks to Mass Polymorph, it becomes prepared

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

anything is cast — 31,128 cards in the game can cause this (Mass Polymorph is one).

When Mass Polymorph is cast:

1. Windrider Wizard — draws you 1 card
2. Relic Amulet — puts a charge counter on itself

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