Hedron Crab

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

1. Lo and Li, Royal Advisors — When Hedron Crab makes a player mill a card, Lo and Li, Royal Advisors puts a counter on an Advisor

put a land onto the battlefield — 1,560 cards in the game can cause this.

1. Umara Wizard // Umara Skyfalls — When Umara Wizard // Umara Skyfalls enters, Hedron Crab mills a card
2. Sunken Palace — When Sunken Palace enters, Hedron Crab mills a card
3. Staff of Titania — When a Forest or Dryad enters thanks to Staff of Titania, Hedron Crab mills a card
4. Bitterthorn, Nissa's Animus — When a land enters thanks to Bitterthorn, Nissa's Animus, Hedron Crab mills a card
5. Sword of the Animist — When a land enters thanks to Sword of the Animist, Hedron Crab mills a card
6. Explorer's Scope — When a land enters thanks to Explorer's Scope, Hedron Crab mills a card
7. Dragon-Cursed Halls — When Dragon-Cursed Halls enters, Hedron Crab mills a card
8. Cephalid Coliseum — When Cephalid Coliseum enters, Hedron Crab mills a card
9. Edgewall Inn — When Edgewall Inn enters, Hedron Crab mills a card
10. Abstergo Entertainment — When Abstergo Entertainment enters, Hedron Crab mills a card

1,550 other cards cause it too. These are the ones with the most connections.

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

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

When a card hits the graveyard thanks to Hedron Crab:

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 (Hedron Crab is one).

When Hedron Crab 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

116 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 (Hedron Crab is one).

When Hedron Crab 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. Anim Pakal, Thousandth Moon — puts a +1/+1 counter on itself
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. Total War — kills a creature

188 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 (Hedron Crab is one).

When Hedron Crab blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Carnage Gladiator — makes a player lose 1 life
3. Tide of War — sacrifices a creature
4. Dead-Iron Sledge — kills a creature
5. Dwindle — kills a creature

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

a creature deals combat damage — 17,934 cards in the game can cause this (Hedron Crab is one).

1. Primo, the Unbounded — When Hedron Crab deals combat damage, Primo, the Unbounded makes a token

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

a nontoken creature attacks — 17,934 cards in the game can cause this (Hedron Crab is one).

1. Mardu Ascendancy — When Hedron Crab attacks, Mardu Ascendancy makes a token

2 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 (Hedron Crab is one).

When Hedron Crab enters:

1. Slash, Reptile Rampager — deals 2 damage
2. The Neutrinos — gets +1/+0
3. Wingnut, Bat on the Belfry — grants flying, haste and menace
4. Aetherstorm Roc — puts a counter on a permanent you control
5. Raphael, Most Attitude — exiles a card from your library

342 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 (Hedron Crab is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Hedron Crab 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.