Book Devourer

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

1. Jalira, Master Polymorphist — Jalira, Master Polymorphist can put Book Devourer onto the battlefield from your library
2. Kethek, Crucible Goliath — Kethek, Crucible Goliath can put Book Devourer onto the battlefield from your library
3. Polymorph — Polymorph can put Book Devourer onto the battlefield from your library
4. Birthing Ritual — Birthing Ritual can put Book Devourer onto the battlefield from your library
5. Industrial Advancement — Industrial Advancement can put Book Devourer onto the battlefield from your library
6. Killer Instinct — Killer Instinct can put Book Devourer onto the battlefield from your library
7. Arthur, Marigold Knight — Arthur, Marigold Knight can put Book Devourer onto the battlefield from your library
8. Proteus Staff — Proteus Staff can put Book Devourer onto the battlefield from your library
9. Synthetic Destiny — Synthetic Destiny can put Book Devourer onto the battlefield from your library
10. Divergent Transformations — Divergent Transformations can put Book Devourer onto the battlefield from your library
11. Transmogrify — Transmogrify can put Book Devourer onto the battlefield from your library
12. Lukka, Coppercoat Outcast — Lukka, Coppercoat Outcast can put Book Devourer onto the battlefield from your library
13. Identity Echo — Identity Echo can put Book Devourer onto the battlefield from your library

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

a Beast creature is cast — 587 cards in the game can cause this (Book Devourer is one).

1. Tawnos, the Toymaker — When Book Devourer is cast, Tawnos, the Toymaker copies a spell

a Beast enters the battlefield — 632 cards in the game can cause this (Book Devourer is one).

When Book Devourer enters:

1. Totem Speaker — gains you 3 life
2. Wirewood Savage — draws you 1 card
3. Woodland Liege — draws you 1 card
4. Aether Charge — deals 4 damage

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

When Book Devourer 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. Lazotep Chancellor — puts 2 counters on a Zombie or Army
6. Magmakin Artillerist — deals that much damage
7. Inti, Seneschal of the Sun — exiles a card from your library
8. Pitchstone Wall — sacrifices itself
9. Currency Converter — exiles it
10. Hostile Investigator — triggers

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

a card is drawn — 3,815 cards in the game can cause this (Book Devourer is one).

When Book Devourer makes a player draw a card:

1. Temmet, Naktamun's Will — gives +1/+1
2. Niv-Mizzet, Parun — deals 1 damage
3. Aether Syphon — mills a card
4. The Locust God — makes a token
5. Starving Revenant — makes each opponent lose 1 life
6. Diviner's Wand — gets +1/+1
7. Ominous Seas — puts a foreshadow counter on itself
8. Dream Trawler — gets +1/+0
9. Iron Man, Armored Avenger — puts a counter on a creature
10. The Astonishing Ant-Man — puts a +1/+1 counter on itself

57 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 (Book Devourer is one).

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

When a card hits the graveyard thanks to Book Devourer:

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 (Book Devourer is one).

When Book Devourer attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Invisible Woman — triggers
3. Caesar, Legion's Emperor — sacrifices a creature
4. Guide of Souls — triggers

125 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 (Book Devourer is one).

When Book Devourer attacks:

1. Adaptive Omnitool — searches a library
2. Saw — sacrifices a creature

199 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 (Book Devourer is one).

When Book Devourer enters:

1. Slash, Reptile Rampager — deals 2 damage
2. Ray Fillet, Wave Warrior — puts a counter on itself
3. The Neutrinos — gets +1/+0
4. Aetherstorm Roc — puts a counter on a permanent you control

349 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 (Book Devourer is one).

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

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