Cryptwailing

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

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

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

When a creature is exiled thanks to Cryptwailing:

1. Ashnod's Intervention — brings a card back
2. Syr Vondam, Sunstar Exemplar — puts a +1/+1 counter on itself
3. Kaya, Spirits' Justice — copies a permanent
4. Soulherder — puts a +1/+1 counter on itself
5. Kaya's Ghostform — blinks a permanent

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

a creature leaves a graveyard — 1,302 cards in the game can cause this (Cryptwailing is one).

When a creature leaves a graveyard thanks to Cryptwailing:

1. Grim Reaper's Scythe — makes a token
2. Syr Konrad, the Grim — deals 1 damage
3. Cyan, Vengeful Samurai — puts a +1/+1 counter on itself
4. Along the Crooked Way — puts a counter on a Goblin or Army
5. Skeleton Crew — makes a token
6. Desecrated Tomb — makes a token
7. Chalk Outline — makes a token
8. Insidious Roots — makes a token
9. Undead Hand Ninja — makes each opponent lose 1 life
10. Rot Farm Mortipede — gets +1/+0

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

a card is discarded — 2,042 cards in the game can cause this (Cryptwailing is one).

When Cryptwailing makes a player discard a card:

1. Ivora, Insatiable Heir — puts a +1/+1 counter on itself
2. Cool but Rude — deals 2 damage
3. Containment Construct — brings a card back
4. Moonstone, Harsh Mistress — brings a card back
5. Sangromancer — gains you 3 life
6. Lo and Li, Royal Advisors — puts a counter on an Advisor
7. Nath of the Gilt-Leaf — makes a token
8. Inti, Seneschal of the Sun — exiles a card from your library
9. Pitchstone Wall — sacrifices itself
10. Currency Converter — exiles it

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

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

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

anything leaves a graveyard — 2,503 cards in the game can cause this (Cryptwailing is one).

When a creature leaves a graveyard thanks to Cryptwailing:

1. Blastoneuron — makes each opponent lose 1 life
2. Defiled Crypt // Cadaver Lab — makes a token
3. Teval, the Balanced Scale — makes a token
4. Hologram Stalker — makes a token
5. Tormod, the Desecrator — makes a token
6. Quintorius, Field Historian — makes a token
7. Garrison Excavator — makes a token
8. Amzu, Swarm's Hunger — makes a token
9. Kirol, History Buff // Pack a Punch — becomes prepared
10. Teval's Judgment — triggers

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

an enchantment is cast — 3,673 cards in the game can cause this (Cryptwailing is one).

When Cryptwailing is cast:

1. Hallowed Haunting — makes a token
2. Daxos the Returned — puts a counter on a permanent
3. Tatsunari, Toad Rider — makes a token
4. Sythis, Harvest's Hand — gains you 1 life
5. Sigil of the Empty Throne — makes a token
6. Dawnhart Geist — gains you 2 life
7. Herald of the Pantheon — gains you 1 life
8. Kami of Transience — puts a +1/+1 counter on itself
9. Argothian Enchantress — draws you 1 card
10. Mesa Enchantress — draws you 1 card

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

a nontoken enchantment enters the battlefield — 3,691 cards in the game can cause this (Cryptwailing is one).

1. Historian's Boon — When Cryptwailing enters, Historian's Boon makes a token

an enchantment enters the battlefield — 3,743 cards in the game can cause this (Cryptwailing is one).

When Cryptwailing enters:

1. Calix, Guided by Fate — puts a counter on a creature
2. Elvish Archivist — draws you 1 card
3. Victor, Valgavoth's Seneschal — surveils
4. Strength from the Fallen — gives +X/+X, where X is the number of creature cards in your graveyard
5. Doomwake Giant — shrinks a creature by -1/-1
6. Cacophony Unleashed — turns something into a creature
7. Ghostly Dancers — makes a token
8. Thassa's Devourer — mills a card
9. Killian, Decisive Mentor — taps a creature
10. Thoughtrender Lamia — makes an opponent discard a card

64 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 (Cryptwailing is one).

1. Athreos, Shroud-Veiled — Cryptwailing puts cards into the graveyard that Athreos, Shroud-Veiled can bring back
2. Sidequest: Card Collection // Magicked Card — Cryptwailing fills your graveyard toward the 8 or more cards Sidequest: Card Collection // Magicked Card needs

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