Mirko, Obsessive Theorist

a Detective enters the battlefield — 148 cards in the game can cause this (Mirko is one).

When Mirko, Obsessive Theorist enters:

1. Case of the Pilfered Proof — puts a counter on a permanent
2. Projektor Inspector — draws you 1 card
3. Perimeter Enforcer — gets +1/+1

surveil — 233 cards in the game can cause this.

1. Snarling Gorehound — When Snarling Gorehound surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
2. Gossip's Talent — When Gossip's Talent surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
3. Grim Javelineer — When Grim Javelineer surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
4. Dimir Strandcatcher — When Dimir Strandcatcher surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
5. Clandestine Meddler — When Clandestine Meddler surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
6. Sword of Once and Future — When Sword of Once and Future surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
7. The Clone Saga — When The Clone Saga surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
8. Tricorder — When Tricorder surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
9. Case of the Shifting Visage — When Case of the Shifting Visage surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself
10. H.E.R.B.I.E., Lovable Robot — When H.E.R.B.I.E., Lovable Robot surveils, Mirko, Obsessive Theorist puts a +1/+1 counter on itself

223 other cards cause it too. These are the ones with the most connections.

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

When Mirko, Obsessive Theorist 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 (Mirko is one).

1. Mavren Fein, Dusk Apostle — When Mirko, Obsessive Theorist attacks, Mavren Fein, Dusk Apostle makes a token

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

1. Bloodlord of Vaasgoth — When Mirko, Obsessive Theorist is cast, Bloodlord of Vaasgoth grants bloodthirst

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

When Mirko, Obsessive Theorist 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 (Mirko is one).

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

When Mirko, Obsessive Theorist 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 (Mirko is one).

When Mirko, Obsessive Theorist 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.

a creature gets a counter — 2,691 cards in the game can cause this (Mirko is one).

When Mirko, Obsessive Theorist gets a counter:

1. Hollowmurk Siege — draws you 1 card
2. Ant-Man, Colony Commander — makes a token
3. Earth Kingdom General — gains you that much life
4. Casey Jones, Back Alley Brute — deals that much damage
5. Generous Patron — draws you 1 card
6. Shalai and Hallar — deals that much damage
7. Danny Pink — draws you 1 card
8. Enduring Scalelord — puts a +1/+1 counter on itself
9. Bold Plagiarist — puts counters on a permanent
10. Mikey & Leo, Chaos & Order — draws you 1 card

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

anything gets a counter — 4,415 cards in the game can cause this (Mirko is one).

1. All Will Be One — When Mirko, Obsessive Theorist gets a counter, All Will Be One deals that much damage

8 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 (Mirko is one).

When Mirko, Obsessive Theorist 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

119 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 (Mirko is one).

1. Adaptive Omnitool — When Mirko, Obsessive Theorist attacks, Adaptive Omnitool searches a library

189 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 (Mirko is one).

1. Scurry Oak — When Mirko, Obsessive Theorist enters, Scurry Oak puts a counter on itself
2. Fathom Mage — When Mirko, Obsessive Theorist enters, Fathom Mage puts a counter on itself
3. Lonis, Genetics Expert — When Mirko, Obsessive Theorist enters, Lonis, Genetics Expert puts a counter on itself
4. Fire Nation Salvagers — When Fire Nation Salvagers enters thanks to Mirko, Obsessive Theorist, it puts a counter on a creature or Vehicle
5. Goblin Goliath — When Goblin Goliath enters thanks to Mirko, Obsessive Theorist, it makes a token
6. Slash, Reptile Rampager — When Mirko, Obsessive Theorist enters, Slash, Reptile Rampager deals 2 damage
7. Gimli of the Glittering Caves — When Mirko, Obsessive Theorist enters, Gimli of the Glittering Caves puts counters on a permanent

311 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 (Mirko is one).

1. Michelangelo, Weirdness to 11 — When Michelangelo, Weirdness to 11 enters thanks to Mirko, Obsessive Theorist, it makes a token
2. Caradora, Heart of Alacria — When Caradora, Heart of Alacria enters thanks to Mirko, Obsessive Theorist, it searches a library
3. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Mirko, Obsessive Theorist 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.