Cadaver Imp

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

When Cadaver Imp leaves a graveyard:

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.

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

When Cadaver Imp leaves a graveyard:

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.

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

1. Foot Chopper — Foot Chopper puts cards into the graveyard that Cadaver Imp can bring back
2. Endrek Sahr, Master Breeder — When Endrek Sahr, Master Breeder is in the graveyard, Cadaver Imp can bring it back
3. Skittering Horror — When Skittering Horror is in the graveyard, Cadaver Imp can bring it back
4. Skittering Skirge — When Skittering Skirge is in the graveyard, Cadaver Imp can bring it back
5. Skittering Monstrosity — When Skittering Monstrosity is in the graveyard, Cadaver Imp can bring it back
6. Fandaniel, Telophoroi Ascian — Fandaniel, Telophoroi Ascian puts cards into the graveyard that Cadaver Imp can bring back
7. Xiahou Dun, the One-Eyed — When Xiahou Dun, the One-Eyed is in the graveyard, Cadaver Imp can bring it back
8. Dauthi Voidwalker — When Dauthi Voidwalker is in the graveyard, Cadaver Imp can bring it back
9. Gloomdrifter — Gloomdrifter puts cards into the graveyard that Cadaver Imp can bring back
10. Boneshard Slasher — When Boneshard Slasher is in the graveyard, Cadaver Imp can bring it back

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

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

When Cadaver Imp 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

112 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 (Cadaver Imp is one).

When Cadaver Imp 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

180 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 (Cadaver Imp is one).

When Cadaver Imp blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Carnage Gladiator — makes a player lose 1 life
3. Barrow-Blade — strips abilities
4. Heat of Battle — deals 1 damage
5. Battle Strain — deals 1 damage
6. Tide of War — sacrifices a creature
7. Dead-Iron Sledge — kills a creature
8. Dwindle — kills a creature
9. Shield of the Righteous — triggers

19 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 (Cadaver Imp is one).

When Cadaver Imp 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 (Cadaver Imp is one).

When Cadaver Imp enters:

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

301 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 (Cadaver Imp is one).

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

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