Crumble

an artifact in a graveyard — 1,226 cards in the game can cause this (Crumble is one).

Crumble puts cards into the graveyard that:

1. Bilbo, Unexpected Adventurer — can bring back
2. Narset, Enlightened Exile — can bring back
3. Fallaji Archaeologist — can bring back
4. T'Chaka, Venerable King — can bring back
5. Goblin Welder — can bring back
6. Saprazzan Bailiff — can bring back
7. Tomakul Scrapsmith — can bring back
8. Anrakyr the Traveller — can bring back
9. Chandra, Chill of Compliance — can bring back
10. Open the Vaults — can bring back

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

an artifact is put into a graveyard from the battlefield — 1,254 cards in the game can cause this (Crumble is one).

When an artifact is put into a graveyard from the battlefield thanks to Crumble:

1. Party Dude — draws you 1 card
2. Tezzeret's Touch — brings a card back
3. Krenko, Baron of Tin Street — makes a token
4. Shard of the Void Dragon — puts 2 +1/+1 counters on itself
5. Kibo, Uktabi Prince — puts a counter on an Ape or Monkey
6. Ich-Tekik, Salvage Splicer — puts a +1/+1 counter on itself
7. Gremlin Infestation — makes a token
8. Summoning Station — untaps itself
9. Pain Distributor — deals 1 damage
10. Fangren Marauder — gains you 5 life

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

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

When Crumble 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.

an instant is cast — 3,931 cards in the game can cause this (Crumble is one).

When Crumble is cast:

1. Electro, Assaulting Battery — adds 1 mana
2. The Emperor of Palamecia // The Lord Master of Hell — puts a +1/+1 counter on itself
3. Lunar Mystic — draws you 1 card
4. Ojer Pakpatiq, Deepest Epoch // Temple of Cyclical Time — grants rebound
5. Repeated Reverberation — copies an ability
6. Riku of Two Reflections — copies a spell
7. Sword of Wealth and Power — copies a spell
8. Lilah, Undefeated Slickshot — gets +1/+1
9. In the Eye of Chaos — counters a spell
10. Niblis of Frost — taps a creature an opponent controls

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

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

1. Heart-Shaped Herb — Crumble puts cards into the graveyard that Heart-Shaped Herb can bring back
2. Enlightened Confidant — Crumble puts cards into the graveyard that Enlightened Confidant can bring back
3. Tergrid, God of Fright // Tergrid's Lantern — Crumble puts cards into the graveyard that Tergrid, God of Fright // Tergrid's Lantern can bring back
4. Grazing Kelpie — Crumble puts cards into the graveyard that Grazing Kelpie can bring back
5. Dauthi Voidwalker — Cards Crumble would put into an opponent's graveyard are exiled by Dauthi Voidwalker instead, and it can play from among them
6. Endurance — Crumble puts cards into the graveyard that Endurance can bring back
7. Thieves' Guild Enforcer — Crumble fills an opponent's graveyard toward the 8 or more cards Thieves' Guild Enforcer needs
8. Soaring Thought-Thief — Crumble fills an opponent's graveyard toward the 8 or more cards Soaring Thought-Thief needs
9. Athreos, Shroud-Veiled — Crumble puts cards into the graveyard that Athreos, Shroud-Veiled can bring back
10. Merfolk Windrobber — Crumble fills an opponent's graveyard toward the 8 or more cards Merfolk Windrobber needs

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 (Crumble is one).

When an artifact hits the graveyard thanks to Crumble:

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. Bloodchief Ascension — makes each opponent lose 2 life
5. Planar Void — hits a graveyard

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

anything is cast — 31,128 cards in the game can cause this (Crumble is one).

When Crumble is cast:

1. Windrider Wizard — draws you 1 card
2. Relic Amulet — puts a charge counter on itself
3. Rockslide Sorcerer — deals 1 damage
4. Umara Wizard // Umara Skyfalls — grants flying
5. Master of Winds — triggers

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