Spiders-Man, Heroic Horde

a Spider enters the battlefield — 206 cards in the game can cause this (Spiders-Man is one).

1. Mary Jane Watson — When a Spider enters thanks to Spiders-Man, Heroic Horde, Mary Jane Watson draws you 1 card

a Spider creature it grants types to — 207 cards in the game can cause this.

1. Spider-Suit — Spider-Suit gives Spiders-Man, Heroic Horde an extra creature type

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

a nontoken Hero enters the battlefield — 358 cards in the game can cause this (Spiders-Man is one).

1. Black Panther, Vanguard — When Spiders-Man, Heroic Horde enters, Black Panther, Vanguard triggers

a Hero enters the battlefield — 375 cards in the game can cause this (Spiders-Man is one).

When Spiders-Man, Heroic Horde enters:

1. Hawkeye, Trick Shot — deals damage
2. Captain America, Team Leader — grants haste and vigilance
3. Nighthawk, Dark Defender — gives +1/+1
4. Team Transmitter — gains you 1 life

life is gained — 2,076 cards in the game can cause this (Spiders-Man is one).

When Spiders-Man, Heroic Horde 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.

provide a creature to sacrifice — 2,720 cards in the game can cause this.

1. Birthing Ritual — Spiders-Man, Heroic Horde makes fodder for Birthing Ritual

2,719 other cards cause 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 (Spiders-Man is one).

When a Spider enters thanks to Spiders-Man, Heroic Horde:

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 (Spiders-Man is one).

1. Staff of the Storyteller — When Spiders-Man, Heroic Horde makes a Spider 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.

a token enters the battlefield — 3,710 cards in the game can cause this (Spiders-Man is one).

When a Spider enters thanks to Spiders-Man, Heroic Horde:

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 each opponent lose 1 life
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 (Spiders-Man is one).

When Spiders-Man, Heroic Horde makes a Spider 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.

anything attacks — 17,934 cards in the game can cause this (Spiders-Man is one).

When Spiders-Man, Heroic Horde 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

127 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 (Spiders-Man is one).

When Spiders-Man, Heroic Horde 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. Saw — sacrifices a creature

198 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 (Spiders-Man is one).

1. Tide of War — When Spiders-Man, Heroic Horde 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 (Spiders-Man is one).

1. Slash, Reptile Rampager — When a Spider enters thanks to Spiders-Man, Heroic Horde, Slash, Reptile Rampager deals 2 damage
2. Gimli of the Glittering Caves — When Spiders-Man, Heroic Horde enters, Gimli of the Glittering Caves puts counters on a permanent
3. Ray Fillet, Wave Warrior — When Spiders-Man, Heroic Horde enters, Ray Fillet, Wave Warrior puts a counter on itself
4. Legolas Greenleaf — When Spiders-Man, Heroic Horde enters, Legolas Greenleaf puts a counter on a permanent
5. The Neutrinos — When a Spider enters thanks to Spiders-Man, Heroic Horde, The Neutrinos gets +1/+0
6. Wingnut, Bat on the Belfry — When a Spider enters thanks to Spiders-Man, Heroic Horde, Wingnut, Bat on the Belfry grants flying, haste and menace
7. Aetherstorm Roc — When a Spider enters thanks to Spiders-Man, Heroic Horde, Aetherstorm Roc puts a counter on a permanent you control
8. Raphael, Most Attitude — When a Spider enters thanks to Spiders-Man, Heroic Horde, Raphael, Most Attitude exiles a card from your library

333 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 (Spiders-Man is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When a Spider enters thanks to Spiders-Man, Heroic Horde, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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