Sanguine Spy

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

1. Toothy, Imaginary Friend — When Toothy, Imaginary Friend leaves the battlefield thanks to Sanguine Spy, it draws you cards
2. Shaun, Father of Synths — When Shaun, Father of Synths leaves the battlefield thanks to Sanguine Spy, it exiles a Synth you control
3. Chainer, Dementia Master — When Chainer, Dementia Master leaves the battlefield thanks to Sanguine Spy, it exiles a Nightmare

you surveil — 233 cards in the game can cause this (Sanguine Spy is one).

When Sanguine Spy surveils:

1. Mirko, Obsessive Theorist — puts a +1/+1 counter on itself
2. Prudent Fateseer // Peer Review — gives +1/+0
3. Diviner of Victory // Unwind History — gets +1/+1
4. Saheeli, Consul of Oversight — makes a token
5. Copy Catchers — makes a token
6. Proft, Consulting Detective — puts a +1/+1 counter on itself
7. Matoya, Archon Elder — draws you 1 card
8. Denzilore Fatehold — puts a counter on a creature
9. Whispering Snitch — deals 1 damage
10. Blood Operative — makes you lose life

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

a Vampire attacks — 484 cards in the game can cause this (Sanguine Spy is one).

When Sanguine Spy attacks:

1. Glass-Cast Heart — makes a token
2. Sanctum Seeker — makes each opponent lose 1 life

a nontoken Vampire attacks — 484 cards in the game can cause this (Sanguine Spy is one).

1. Mavren Fein, Dusk Apostle — When Sanguine Spy attacks, Mavren Fein, Dusk Apostle makes a token

a Vampire creature is cast — 484 cards in the game can cause this (Sanguine Spy is one).

1. Bloodlord of Vaasgoth — When Sanguine Spy is cast, Bloodlord of Vaasgoth grants bloodthirst

a Vampire deals combat damage — 484 cards in the game can cause this (Sanguine Spy is one).

When Sanguine Spy deals combat damage:

1. Rakish Heir — puts a counter on a permanent
2. Stensia Masquerade — puts a counter on a permanent

a Vampire enters the battlefield — 500 cards in the game can cause this (Sanguine Spy is one).

When Sanguine Spy enters:

1. Anje, Maid of Dishonor — makes a token
2. Forerunner of the Legion — gives +1/+1
3. Markov Enforcer — deals damage
4. Evelyn, the Covetous — exiles a card from a library

a Rogue attacks — 636 cards in the game can cause this (Sanguine Spy is one).

1. Soaring Thought-Thief — When Sanguine Spy attacks, Soaring Thought-Thief mills a card

a Rogue deals combat damage — 636 cards in the game can cause this (Sanguine Spy is one).

1. Anowon, the Ruin Thief — When Sanguine Spy deals combat damage, Anowon, the Ruin Thief mills a card

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

a Rogue creature enters the battlefield — 657 cards in the game can cause this (Sanguine Spy is one).

1. Cloak and Dagger — When Sanguine Spy enters, Cloak and Dagger triggers

a Rogue enters the battlefield — 659 cards in the game can cause this (Sanguine Spy is one).

1. Thieves' Guild Enforcer — When Sanguine Spy enters, Thieves' Guild Enforcer mills a card

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

When you sacrifice another creature to Sanguine Spy:

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 (Sanguine Spy is one).

When you sacrifice another creature to Sanguine Spy:

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.

life is gained — 2,076 cards in the game can cause this (Sanguine Spy is one).

When Sanguine Spy gains life:

1. Dina, Soul Steeper — makes each opponent lose 1 life
2. Marina Vendrell's Grimoire — draws you that many cards
3. South Wind Avatar — makes each opponent lose 1 life
4. Rodolf Duskbringer — grants indestructible
5. Fiendish Panda — puts a +1/+1 counter on itself
6. Veinwitch Coven — brings a card back
7. Cleric Class — puts a counter on a creature
8. Lich's Mastery — draws you that many cards
9. Wall of Limbs — puts a +1/+1 counter on itself
10. Ratchet, Field Medic // Ratchet, Rescue Racer — triggers

84 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 (Sanguine Spy is one).

Sanguine Spy puts cards into the graveyard that:

1. Havengul Lich — can bring back
2. Liliana the Repentant — can bring back
3. Paleoloth — can bring back
4. Chainer, Nightmare Adept — can bring back
5. Banon, the Returners' Leader — can bring back
6. Surgical Suite // Hospital Room — can bring back
7. Sword of Light and Shadow — can bring back
8. Necromantic Thirst — can bring back
9. Krile Baldesion — can bring back
10. Extus, Oriq Overlord // Awaken the Blood Avatar — can bring back

799 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 (Sanguine Spy is one).

1. Chorale of the Void — When Sanguine Spy attacks, Chorale of the Void brings a card back

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