Balustrade Spy

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

When Balustrade 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 (Balustrade Spy is one).

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

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

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

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

When Balustrade 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 (Balustrade Spy is one).

When Balustrade 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 (Balustrade Spy is one).

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

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

1. Anowon, the Ruin Thief — When Balustrade 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 (Balustrade Spy is one).

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

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

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

a land goes to a graveyard — 683 cards in the game can cause this (Balustrade Spy is one).

When a card hits the graveyard thanks to Balustrade Spy:

1. Turntimber Sower — makes a token
2. The Gitrog Monster — draws you 1 card
3. Skola Grovedancer — gains you 1 life
4. Sand Scout — makes a token
5. Crawling Sensation — makes a token
6. Countryside Crusher — puts a +1/+1 counter on itself
7. Titania, Voice of Gaea — gains you 2 life
8. Centaur Vinecrasher — returns itself from the graveyard
9. Slogurk, the Overslime — puts a +1/+1 counter on itself

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

a card is milled — 772 cards in the game can cause this (Balustrade Spy is one).

1. Lo and Li, Royal Advisors — When a land makes a player mill a card thanks to Balustrade Spy, Lo and Li, Royal Advisors puts a counter on an Advisor

a card in a graveyard — 7,589 cards in the game can cause this (Balustrade Spy is one).

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

When a card hits the graveyard thanks to Balustrade Spy:

1. The Haunt of Hightower — puts a +1/+1 counter on itself
2. Duskmantle Guildmage — makes each opponent lose 1 life
3. Vulturous Zombie — puts a +1/+1 counter on itself
4. Quest for Ancient Secrets — puts a quest counter on itself
5. Bloodchief Ascension — makes each opponent lose 2 life
6. Compost — draws you 1 card
7. Planar Void — hits a graveyard
8. Measure of Wickedness — gives an opponent control of itself
9. Energy Field — sacrifices itself

2 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 (Balustrade Spy is one).

When Balustrade Spy attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Temmet, Naktamun's Will — draws you 1 card
3. Invisible Woman — triggers
4. Caesar, Legion's Emperor — sacrifices a creature
5. Guide of Souls — triggers
6. Campsite Cuisine — sacrifices a Food
7. Gossip's Talent — triggers

121 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 (Balustrade Spy is one).

When Balustrade Spy attacks:

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

197 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 (Balustrade Spy is one).

1. Tide of War — When Balustrade Spy blocks, Tide of War sacrifices a creature

29 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 (Balustrade Spy is one).

When Balustrade Spy 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. Wingnut, Bat on the Belfry — grants flying, haste and menace
5. Aetherstorm Roc — puts a counter on a permanent you control
6. Raphael, Most Attitude — exiles a card from your library

357 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 (Balustrade Spy is one).

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

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