Ceti Eel

put an artifact into a graveyard — 1,226 cards in the game can cause this.

1. Straw Golem — When Straw Golem is in the graveyard, Ceti Eel gets bigger
2. ED-E, Lonesome Eyebot — When ED-E, Lonesome Eyebot is in the graveyard, Ceti Eel gets bigger
3. Ruthless Technomancer — Ruthless Technomancer puts cards into the graveyard, and Ceti Eel gets bigger
4. Trading Post — Trading Post puts cards into the graveyard, and Ceti Eel gets bigger
5. Sivriss, Nightmare Speaker — Sivriss, Nightmare Speaker puts cards into the graveyard, and Ceti Eel gets bigger
6. Fain, the Broker — Fain, the Broker puts cards into the graveyard, and Ceti Eel gets bigger
7. Scrounge for Eternity — Scrounge for Eternity puts cards into the graveyard, and Ceti Eel gets bigger
8. Codex Shredder — Codex Shredder puts cards into the graveyard, and Ceti Eel gets bigger
9. Extruder — When Extruder is in the graveyard, Ceti Eel gets bigger
10. Acidic Dagger — Acidic Dagger puts cards into the graveyard, and Ceti Eel gets bigger

1,216 other cards cause it too. These are the ones with the most connections.

a creature gets a counter — 2,691 cards in the game can cause this (Ceti Eel is one).

When Ceti Eel gets a counter:

1. Hollowmurk Siege — draws you 1 card
2. Ant-Man, Colony Commander — makes a token
3. Earth Kingdom General — gains you that much life
4. Casey Jones, Back Alley Brute — deals that much damage
5. Generous Patron — draws you 1 card
6. Shalai and Hallar — deals that much damage
7. Danny Pink — draws you 1 card
8. Enduring Scalelord — puts a +1/+1 counter on itself
9. Bold Plagiarist — puts counters on a permanent
10. Mikey & Leo, Chaos & Order — draws you 1 card

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

put a creature into a graveyard — 2,769 cards in the game can cause this.

1. Shriveling Rot — Shriveling Rot puts cards into the graveyard, and Ceti Eel gets bigger
2. Ayara, First of Locthwain — Ayara, First of Locthwain puts cards into the graveyard, and Ceti Eel gets bigger
3. Foot Chopper — Foot Chopper puts cards into the graveyard, and Ceti Eel gets bigger
4. Spreading Plague — Spreading Plague puts cards into the graveyard, and Ceti Eel gets bigger
5. Mire Blight — Mire Blight puts cards into the graveyard, and Ceti Eel gets bigger
6. Death Pits of Rath — Death Pits of Rath puts cards into the graveyard, and Ceti Eel gets bigger
7. Endrek Sahr, Master Breeder — When Endrek Sahr, Master Breeder is in the graveyard, Ceti Eel gets bigger
8. Skittering Horror — When Skittering Horror is in the graveyard, Ceti Eel gets bigger
9. Skittering Skirge — When Skittering Skirge is in the graveyard, Ceti Eel gets bigger
10. Skittering Monstrosity — When Skittering Monstrosity is in the graveyard, Ceti Eel gets bigger

2,759 other cards cause it too. These are the ones with the most connections.

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

1. All Will Be One — When Ceti Eel gets a counter, All Will Be One deals that much damage

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

a card in a graveyard — 7,589 cards in the game can cause this (Ceti Eel is one).

1. Samwise Gamgee — Ceti Eel puts cards into the graveyard that Samwise Gamgee can bring back
2. Bloodbond March — Ceti Eel puts cards into the graveyard that Bloodbond March can bring back
3. Thor, God of Thunder — Ceti Eel puts cards into the graveyard that Thor, God of Thunder can bring back
4. Gale, Waterdeep Prodigy — Ceti Eel puts cards into the graveyard that Gale, Waterdeep Prodigy can bring back
5. Harness the Storm — Ceti Eel puts cards into the graveyard that Harness the Storm can bring back
6. Transplant Theorist — Ceti Eel puts cards into the graveyard that Transplant Theorist can bring back
7. Heart-Shaped Herb — Ceti Eel puts cards into the graveyard that Heart-Shaped Herb can bring back
8. Wayward Angel — Ceti Eel fills your graveyard toward the 7 or more cards Wayward Angel needs
9. Rescue from the Underworld — Ceti Eel puts cards into the graveyard that Rescue from the Underworld can bring back
10. Victimize — Ceti Eel puts cards into the graveyard that Victimize can bring back

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

anything goes to a graveyard — 7,589 cards in the game can cause this (Ceti Eel is one).

When a card hits the graveyard thanks to Ceti Eel:

1. Quest for Ancient Secrets — puts a quest counter on itself
2. Planar Void — hits a graveyard
3. Measure of Wickedness — gives an opponent control of itself
4. Energy Field — sacrifices itself

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 (Ceti Eel is one).

When Ceti Eel 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

118 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 (Ceti Eel is one).

When Ceti Eel 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

188 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 (Ceti Eel is one).

When Ceti Eel blocks:

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

26 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 (Ceti Eel is one).

1. Mardu Ascendancy — When Ceti Eel attacks, Mardu Ascendancy makes a token

2 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.

1. Scurry Oak — When Ceti Eel enters, Scurry Oak puts a counter on itself
2. Fathom Mage — When Ceti Eel enters, Fathom Mage puts a counter on itself
3. Lonis, Genetics Expert — When Ceti Eel enters, Lonis, Genetics Expert puts a counter on itself
4. Slash, Reptile Rampager — When Ceti Eel enters, Slash, Reptile Rampager deals 2 damage
5. Ray Fillet, Wave Warrior — When Ceti Eel enters, Ray Fillet, Wave Warrior puts a counter on itself
6. The Neutrinos — When Ceti Eel enters, The Neutrinos gets +1/+0
7. Wingnut, Bat on the Belfry — When Ceti Eel enters, Wingnut, Bat on the Belfry grants flying, haste and menace
8. Geth, Thane of Contracts — When Ceti Eel enters thanks to Geth, Thane of Contracts, it mills a card
9. Triassic Egg — When Ceti Eel enters thanks to Triassic Egg, it mills a card
10. Cold Storage — When Ceti Eel enters thanks to Cold Storage, it mills a card
11. Voyager Staff — When Ceti Eel enters thanks to Voyager Staff, it mills a card
12. Ghost Vacuum — When Ceti Eel enters thanks to Ghost Vacuum, it mills a card
13. Aetherstorm Roc — When Ceti Eel enters, Aetherstorm Roc puts a counter on a permanent you control
14. Raphael, Most Attitude — When Ceti Eel enters, Raphael, Most Attitude exiles a card from your library

340 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 (Ceti Eel is one).

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

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