Hecatomb

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

1. Chainer, Dementia Master — When Chainer, Dementia Master leaves the battlefield thanks to Hecatomb, it exiles a Nightmare

an enchantment is sacrificed — 588 cards in the game can cause this (Hecatomb is one).

1. Narci, Fable Singer — When you sacrifice Hecatomb, Narci, Fable Singer draws you 1 card

an enchantment in a graveyard — 983 cards in the game can cause this (Hecatomb is one).

1. The Emperor of Palamecia // The Lord Master of Hell — When Hecatomb is in the graveyard, The Emperor of Palamecia // The Lord Master of Hell gets bigger
2. Lotus-Eye Mystics — When Hecatomb is in the graveyard, Lotus-Eye Mystics can bring it back
3. Builder's Talent — When Hecatomb is in the graveyard, Builder's Talent can bring it back
4. Tasigur, the Golden Fang — When Hecatomb is in the graveyard, Tasigur, the Golden Fang can bring it back
5. Serpent of the Pass — When Hecatomb is in the graveyard, Serpent of the Pass gets bigger
6. Emeria Shepherd — When Hecatomb is in the graveyard, Emeria Shepherd can bring it back
7. Moment of Reckoning — When Hecatomb is in the graveyard, Moment of Reckoning can bring it back
8. Bramble Familiar // Fetch Quest — Hecatomb puts cards into the graveyard that Bramble Familiar // Fetch Quest can bring back
9. Serra Paragon — When Hecatomb is in the graveyard, Serra Paragon can bring it back
10. Muldrotha, the Gravetide — When Hecatomb is in the graveyard, Muldrotha, the Gravetide can bring it back

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

an enchantment is put into a graveyard from the battlefield — 987 cards in the game can cause this (Hecatomb is one).

When Hecatomb is put into a graveyard from the battlefield:

1. Knight of Doves — makes a token
2. Warehouse Tabby — makes a token
3. Starfield Mystic — puts a +1/+1 counter on itself
4. Femeref Enchantress — draws you 1 card
5. Savior of the Sleeping — puts a +1/+1 counter on itself
6. Ashiok's Reaper — draws you 1 card
7. Wicked Visitor — makes each opponent lose 1 life
8. Martyr's Bond — makes an opponent sacrifice a permanent

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

a nontoken creature is sacrificed — 1,714 cards in the game can cause this (Hecatomb is one).

When a creature is sacrificed thanks to Hecatomb:

1. Fumulus, the Infestation — makes a token
2. Bag of Devouring — exiles it

a creature is sacrificed — 1,741 cards in the game can cause this (Hecatomb is one).

When a creature is sacrificed thanks to Hecatomb:

1. Ziatora, the Incinerator — deals that creature's power damage
2. Dina, Essence Brewer — draws you 1 card
3. Fleshtaker — gains you 1 life
4. Body Dropper — puts a +1/+1 counter on itself
5. Smothering Abomination — draws you 1 card
6. Kels, Fight Fixer — draws you 1 card
7. Caesar, Legion's Emperor — triggers
8. Grist, the Hunger Tide — kills a creature or planeswalker an opponent controls
9. Cabal Therapist — triggers
10. Rakdos, the Muscle — exiles a card from an opponent's library

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

a creature in a graveyard — 2,769 cards in the game can cause this (Hecatomb is one).

Hecatomb puts cards into the graveyard that:

1. Necromancy — can bring back
2. Diabolic Servitude — can bring back
3. Havengul Lich — can bring back
4. Liliana the Repentant — can bring back
5. Paleoloth — can bring back
6. Chainer, Nightmare Adept — can bring back
7. Banon, the Returners' Leader — can bring back
8. Surgical Suite // Hospital Room — can bring back
9. Sword of Light and Shadow — can bring back
10. Necromantic Thirst — can bring back

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

a nontoken creature dies — 2,769 cards in the game can cause this (Hecatomb is one).

When a creature dies thanks to Hecatomb:

1. Zahur, Glory's Past — makes a token
2. Liesa, Forgotten Archangel — brings a card back
3. Avacyn, Angel of Horror — brings a card back
4. Yedora, Grave Gardener — brings a card back
5. Nim Deathmantle — brings a card back
6. Valkyrie's Call — brings a card back
7. Decaying Soil — brings a card back
8. High-Society Hunter — draws you 1 card
9. Liliana, Heretical Healer // Liliana, Defiant Necromancer — flickers itself
10. Body Launderer — draws and discards

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

a creature dies — 2,830 cards in the game can cause this (Hecatomb is one).

1. Cavalier of Dawn — When Cavalier of Dawn dies thanks to Hecatomb, it brings a card back
2. Pious Evangel // Wayward Disciple — When a creature dies thanks to Hecatomb, Pious Evangel // Wayward Disciple makes each opponent lose 1 life
3. Daxos, Blessed by the Sun — When a creature dies thanks to Hecatomb, Daxos, Blessed by the Sun gains you 1 life

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

put an enchantment onto the battlefield — 3,743 cards in the game can cause this.

1. Eldrazi Confluence — When Hecatomb enters thanks to Eldrazi Confluence, it sacrifices itself

3,742 other cards cause 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 (Hecatomb is one).

1. Dual Nature — When a creature leaves the battlefield thanks to Hecatomb, Dual Nature exiles a creature

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

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

1. Saprazzan Bailiff — When Saprazzan Bailiff leaves the battlefield thanks to Hecatomb, it brings a card back
2. Ninja Teen — When a creature leaves the battlefield thanks to Hecatomb, Ninja Teen makes each opponent lose 1 life

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

a permanent is put into a graveyard from the battlefield — 5,057 cards in the game can cause this (Hecatomb is one).

1. Gerrard, Weatherlight Hero — When Gerrard, Weatherlight Hero dies thanks to Hecatomb, it exiles itself

15 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 (Hecatomb is one).

1. Havi, the All-Father — Hecatomb fills your graveyard toward the 4 or more cards Havi, the All-Father needs

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