Sin, Unending Cataclysm

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

1. Jalira, Master Polymorphist — Jalira, Master Polymorphist can put Sin, Unending Cataclysm onto the battlefield from your library
2. Polymorph — Polymorph can put Sin, Unending Cataclysm onto the battlefield from your library
3. Birthing Ritual — Birthing Ritual can put Sin, Unending Cataclysm onto the battlefield from your library
4. Industrial Advancement — Industrial Advancement can put Sin, Unending Cataclysm onto the battlefield from your library
5. Killer Instinct — Killer Instinct can put Sin, Unending Cataclysm onto the battlefield from your library
6. Arthur, Marigold Knight — Arthur, Marigold Knight can put Sin, Unending Cataclysm onto the battlefield from your library
7. Proteus Staff — Proteus Staff can put Sin, Unending Cataclysm onto the battlefield from your library
8. Synthetic Destiny — Synthetic Destiny can put Sin, Unending Cataclysm onto the battlefield from your library
9. Divergent Transformations — Divergent Transformations can put Sin, Unending Cataclysm onto the battlefield from your library
10. Transmogrify — Transmogrify can put Sin, Unending Cataclysm onto the battlefield from your library
11. Mass Polymorph — Mass Polymorph can put Sin, Unending Cataclysm onto the battlefield from your library

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

a library is shuffled — 1,189 cards in the game can cause this (Sin is one).

When Sin, Unending Cataclysm shuffles a library:

1. Cosi's Trickster — puts a +1/+1 counter on itself
2. Psychic Surgery — triggers

anything gets a counter — 4,415 cards in the game can cause this (Sin is one).

1. All Will Be One — When a permanent gets a counter thanks to Sin, Unending Cataclysm, All Will Be One deals that much damage
2. Lonis, Genetics Expert — When Lonis, Genetics Expert gets a counter thanks to Sin, Unending Cataclysm, it triggers

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

anything attacks — 17,934 cards in the game can cause this (Sin is one).

When Sin, Unending Cataclysm 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 — 17,934 cards in the game can cause this (Sin is one).

When Sin, Unending Cataclysm 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. Jolene, Plundering Pugilist — makes a token
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

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

a creature blocks — 17,934 cards in the game can cause this (Sin is one).

When Sin, Unending Cataclysm blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Carnage Gladiator — makes a player lose 1 life
3. Tide of War — sacrifices a creature
4. Dead-Iron Sledge — kills a creature
5. Dwindle — kills a creature

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

a nontoken creature attacks — 17,934 cards in the game can cause this (Sin is one).

When Sin, Unending Cataclysm attacks:

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

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

When Sin, Unending Cataclysm enters:

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

297 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 (Sin is one).

1. Caradora, Heart of Alacria — When Caradora, Heart of Alacria enters thanks to Sin, Unending Cataclysm, it searches a library
2. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Sin, Unending Cataclysm enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself
3. Ivora, Insatiable Heir — When Ivora, Insatiable Heir enters thanks to Sin, Unending Cataclysm, it makes a token
4. Path of Mettle // Metzali, Tower of Triumph — When Path of Mettle // Metzali, Tower of Triumph enters thanks to Sin, Unending Cataclysm, it deals 1 damage
5. Dogmeat, Ever Loyal — When Dogmeat, Ever Loyal enters thanks to Sin, Unending Cataclysm, it mills a card
6. SP//dr, Piloted by Peni — When SP//dr, Piloted by Peni enters thanks to Sin, Unending Cataclysm, it puts a counter on a creature
7. Mu Yanling, Wind Rider — When Mu Yanling, Wind Rider enters thanks to Sin, Unending Cataclysm, it makes a token
8. The Rani — When The Rani enters thanks to Sin, Unending Cataclysm, it makes a token
9. J. Jonah Jameson — When J. Jonah Jameson enters thanks to Sin, Unending Cataclysm, it triggers
10. Ultimecia, Temporal Threat — When Ultimecia, Temporal Threat enters thanks to Sin, Unending Cataclysm, it taps a creature an opponent controls

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