Dark Leo & Shredder

a Turtle deals combat damage — 146 cards in the game can cause this (Dark Leo & Shredder is one).

1. Heroes in a Half Shell — When Dark Leo & Shredder deals combat damage, Heroes in a Half Shell puts a counter on a permanent

a Turtle enters the battlefield — 148 cards in the game can cause this (Dark Leo & Shredder is one).

1. April O'Neil, Live on the Scene — When Dark Leo & Shredder enters, April O'Neil, Live on the Scene triggers

a Ninja deals combat damage — 165 cards in the game can cause this (Dark Leo & Shredder is one).

When Dark Leo & Shredder deals combat damage:

1. Ingenious Infiltrator — draws you 1 card
2. Yuriko, the Tiger's Shadow — makes an opponent lose life

1 other card cares about it too. These are the ones with the most connections.

a Ninja creature deals combat damage — 165 cards in the game can cause this (Dark Leo & Shredder is one).

1. Prosperous Thief — When Dark Leo & Shredder deals combat damage, Prosperous Thief makes a token

a Ninja enters the battlefield — 172 cards in the game can cause this (Dark Leo & Shredder is one).

When a Ninja enters thanks to Dark Leo & Shredder:

1. Smoke Shroud — returns itself from the graveyard
2. Quintessential Katana — triggers

1 other card cares about it too. These are the ones with the most connections.

a Mutant attacks — 280 cards in the game can cause this (Dark Leo & Shredder is one).

1. Wolverine, Claws Out — When Dark Leo & Shredder attacks, Wolverine, Claws Out makes your creatures bigger

a Mutant enters the battlefield — 286 cards in the game can cause this (Dark Leo & Shredder is one).

When Dark Leo & Shredder enters:

1. Genghis Frog — makes a token
2. X-23, Deadly Weapon — puts a counter on a permanent

1 other card cares about it too. These are the ones with the most connections.

a creature token enters the battlefield — 2,799 cards in the game can cause this (Dark Leo & Shredder is one).

When a Ninja enters thanks to Dark Leo & Shredder:

1. Securitron Squadron — puts a counter on a permanent
2. Anointer Priest — gains you 1 life
3. Nesting Dovehawk — puts a +1/+1 counter on itself

a creature token is created — 2,799 cards in the game can cause this (Dark Leo & Shredder is one).

1. Staff of the Storyteller — When Dark Leo & Shredder makes a Ninja token, Staff of the Storyteller puts a story counter on itself

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

life is lost — 3,160 cards in the game can cause this (Dark Leo & Shredder is one).

When a permanent makes a player lose life thanks to Dark Leo & Shredder:

1. Far Fortune, End Boss — raises your speed
2. Zahur, Glory's Past — raises your speed
3. Mendicant Core, Guidelight — raises your speed
4. Aether Syphon — raises your speed
5. Vnwxt, Verbose Host — raises your speed
6. Embalmed Ascendant — raises your speed
7. Slick Imitator — raises your speed
8. Nesting Bot — raises your speed
9. Howlsquad Heavy — raises your speed
10. Hour of Victory — raises your speed

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

a token enters the battlefield — 3,710 cards in the game can cause this (Dark Leo & Shredder is one).

When a Ninja enters thanks to Dark Leo & Shredder:

1. Baron Bertram Graywater — makes a token
2. Marneus Calgar — draws you 1 card
3. Belladonna Took — gains you 1 life
4. Kambal, Profiteering Mayor — makes a token
5. Lucy MacLean, Positively Armed — makes a token
6. Mister Fantastic, Reed Richards — draws you 1 card
7. Cloakwood Swarmkeeper — puts a +1/+1 counter on itself
8. Woodland Champion — puts that many +1/+1 counters on itself
9. Leonardo, the Balance — puts a counter on a creature
10. Spiritcall Enthusiast // Scrollboost — becomes prepared

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

a token is created — 3,711 cards in the game can cause this (Dark Leo & Shredder is one).

When Dark Leo & Shredder makes a Ninja token:

1. Akim, the Soaring Wind — makes a token
2. Idol of Oblivion — draws you 1 card
3. Rosie Cotton of South Lane — puts a counter on a permanent
4. Mirkwood Bats — makes each opponent lose 1 life

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

a Human enters the battlefield — 4,639 cards in the game can cause this (Dark Leo & Shredder is one).

When Dark Leo & Shredder enters:

1. General Kudro of Drannith — hits a graveyard
2. Heronblade Elite — puts a +1/+1 counter on itself
3. Kyler, Sigardian Emissary — puts a +1/+1 counter on itself
4. Thalia's Lieutenant — puts a +1/+1 counter on itself
5. Champion of the Parish — puts a +1/+1 counter on itself
6. Captain of the Mists — untaps itself
7. Erkenbrand, Lord of Westfold — gives +1/+0
8. Beregond of the Guard — gives +1/+1
9. Théoden, King of Rohan — grants double strike
10. Lossarnach Captain — taps a creature an opponent controls

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 (Dark Leo & Shredder is one).

When Dark Leo & Shredder attacks:

1. Temmet, Naktamun's Will — draws you 1 card
2. Invisible Woman — triggers
3. Caesar, Legion's Emperor — sacrifices a creature
4. Guide of Souls — triggers

134 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 (Dark Leo & Shredder is one).

When Dark Leo & Shredder attacks:

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

204 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 (Dark Leo & Shredder is one).

1. Slash, Reptile Rampager — When a Ninja enters thanks to Dark Leo & Shredder, Slash, Reptile Rampager deals 2 damage
2. Gimli of the Glittering Caves — When Dark Leo & Shredder enters, Gimli of the Glittering Caves puts counters on a permanent
3. Ray Fillet, Wave Warrior — When Dark Leo & Shredder enters, Ray Fillet, Wave Warrior puts a counter on itself
4. Legolas Greenleaf — When Dark Leo & Shredder enters, Legolas Greenleaf puts a counter on a permanent
5. Aetherstorm Roc — When a Ninja enters thanks to Dark Leo & Shredder, Aetherstorm Roc puts a counter on a permanent you control

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 (Dark Leo & Shredder is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When a Ninja enters thanks to Dark Leo & Shredder, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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