Green Goblin, Back for More

a Villain enters the battlefield — 99 cards in Green Goblin's colors can cause this (Green Goblin is one).

When Green Goblin, Back for More enters:

1. Doom Reigns Supreme — makes each opponent lose 1 life
2. Crossbones, Malicious Mercenary — puts a +1/+1 counter on itself
3. Yellowjacket, Heartless Marauder — gets +1/+0
4. Swordsman, Sharp Scoundrel — triggers
5. Baron Strucker, HYDRA Overlord — draws and discards

a Goblin deals combat damage — 64 cards in Green Goblin's colors can cause this (Green Goblin is one).

When Green Goblin, Back for More deals combat damage:

1. Boggart Mob — makes a token
2. Auntie's Snitch — returns itself from the graveyard
3. Cabal Slaver — triggers
4. Gorbag of Minas Morgul — sacrifices it

a Goblin attacks — 64 cards in Green Goblin's colors can cause this (Green Goblin is one).

1. Mordor Trebuchet — When Green Goblin, Back for More attacks, Mordor Trebuchet makes a token

a card is discarded — 641 cards in Green Goblin's colors can cause this (Green Goblin is one).

1. Containment Construct — When Green Goblin, Back for More makes a player discard a card, Containment Construct brings a card back
2. Moonstone, Harsh Mistress — When Green Goblin, Back for More makes a player discard a card, Moonstone, Harsh Mistress brings a card back
3. Sangromancer — When a permanent makes a player discard a card thanks to Green Goblin, Back for More, Sangromancer gains you 3 life
4. Archfiend of Ifnir — When Green Goblin, Back for More makes a player discard a card, Archfiend of Ifnir puts a counter on a creature
5. Tourach, Dread Cantor — When a permanent makes a player discard a card thanks to Green Goblin, Back for More, Tourach, Dread Cantor puts a +1/+1 counter on itself
6. Tinybones, Pocket Nuisance — When Green Goblin, Back for More makes a player discard a card, Tinybones, Pocket Nuisance deals 1 damage
7. Horror of the Broken Lands — When Green Goblin, Back for More makes a player discard a card, Horror of the Broken Lands gets +2/+1
8. Tinybones, Bauble Burglar — When a permanent makes a player discard a card thanks to Green Goblin, Back for More, Tinybones, Bauble Burglar hits a graveyard
9. Currency Converter — When Green Goblin, Back for More makes a player discard a card, Currency Converter exiles it
10. Hostile Investigator — When Green Goblin, Back for More makes a player discard a card, Hostile Investigator triggers

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

a card in a graveyard — 2,555 cards in Green Goblin's colors can cause this (Green Goblin is one).

1. Heart-Shaped Herb — Green Goblin, Back for More puts cards into the graveyard that Heart-Shaped Herb can bring back
2. Rescue from the Underworld — Green Goblin, Back for More puts cards into the graveyard that Rescue from the Underworld can bring back
3. Victimize — Green Goblin, Back for More puts cards into the graveyard that Victimize can bring back
4. Tergrid, God of Fright // Tergrid's Lantern — Green Goblin, Back for More puts cards into the graveyard that Tergrid, God of Fright // Tergrid's Lantern can bring back
5. Sivriss, Nightmare Speaker — Green Goblin, Back for More puts cards into the graveyard that Sivriss, Nightmare Speaker can bring back
6. Repentant Vampire — Green Goblin, Back for More fills your graveyard toward the 7 or more cards Repentant Vampire needs
7. Treacherous Vampire — Green Goblin, Back for More fills your graveyard toward the 7 or more cards Treacherous Vampire needs
8. Xiahou Dun, the One-Eyed — Green Goblin, Back for More puts cards into the graveyard that Xiahou Dun, the One-Eyed can bring back
9. Dauthi Voidwalker — Cards Green Goblin, Back for More would put into an opponent's graveyard are exiled by Dauthi Voidwalker instead, and it can play from among them
10. Loot, the Anomaly — Green Goblin, Back for More fills your graveyard toward the 7 or more cards Loot, the Anomaly needs

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

anything goes to a graveyard — 2,555 cards in Green Goblin's colors can cause this (Green Goblin is one).

When a card hits the graveyard thanks to Green Goblin, Back for More:

1. The Haunt of Hightower — puts a +1/+1 counter on itself
2. Bloodchief Ascension — makes each opponent lose 2 life
3. Planar Void — hits a graveyard
4. Measure of Wickedness — gives an opponent control of itself

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

a creature attacks — 3,478 cards in Green Goblin's colors can cause this (Green Goblin is one).

When Green Goblin, Back for More attacks:

1. Adaptive Omnitool — searches a library
2. Chorale of the Void — brings a card back
3. Staff of Titania — makes a token
4. Inquisitorial Rosette — makes a token
5. Wand of Orcus — grants deathtouch
6. Andúril, Flame of the West — makes 2 tokens
7. Saw — sacrifices a creature
8. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
9. Ultima Weapon — kills a creature an opponent controls
10. Throwing Knife — sacrifices itself

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

anything attacks — 3,478 cards in Green Goblin's colors can cause this (Green Goblin is one).

When Green Goblin, Back for More attacks:

1. Grim Javelineer — gives +1/+0
2. ED-E, Lonesome Eyebot — puts a quest counter on itself
3. Fire Navy Trebuchet — makes a token
4. Stensian Sanguinist // Exsanguinate — grants deathtouch
5. Rev, Tithe Extractor — grants deathtouch
6. Boggart Prankster — gives +1/+0
7. Within Range — makes each opponent lose life
8. Curse of Disturbance — makes a token
9. Dawnsire, Sunstar Dreadnought — deals 100 damage
10. Twins of Discord — triggers

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

a creature blocks — 3,478 cards in Green Goblin's colors can cause this (Green Goblin is one).

When Green Goblin, Back for More blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Barrow-Blade — strips abilities
3. Dead-Iron Sledge — kills a creature

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

a creature deals combat damage — 3,478 cards in Green Goblin's colors can cause this (Green Goblin is one).

1. Hive Mind Coprocessor — When Green Goblin, Back for More deals combat damage, Hive Mind Coprocessor makes you lose life

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

a creature is cast — 3,493 cards in Green Goblin's colors can cause this (Green Goblin is one).

When Green Goblin, Back for More is cast:

1. Endrek Sahr, Master Breeder — makes that spell's mana value tokens
2. Skittering Horror — sacrifices itself

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