Fomori Vault

a land enters the battlefield — 1,560 cards in the game can cause this (Fomori Vault is one).

When Fomori Vault enters:

1. Primeval Bounty — gains you 3 life
2. Toph, Earthbending Master — puts a counter on a permanent
3. Dancing from Dark to Dawn — makes a token
4. Emeria Shepherd — brings a card back
5. Quest for the Necropolis — puts a quest counter on itself
6. Soul Stair Expedition — puts a quest counter on itself
7. Nissa of Shadowed Boughs — puts counters on a permanent
8. Thranduil, Sindarin Liege // Silvan Rally — makes a token
9. Silvan Reveler — returns itself from the graveyard
10. Floral Evoker — puts a +1/+1 counter on itself

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

a card is discarded — 2,042 cards in the game can cause this (Fomori Vault is one).

When Fomori Vault makes a player discard a card:

1. Ivora, Insatiable Heir — puts a +1/+1 counter on itself
2. Cool but Rude — deals 2 damage
3. Containment Construct — brings a card back
4. Moonstone, Harsh Mistress — brings a card back
5. Lazotep Chancellor — puts 2 counters on a Zombie or Army
6. Magmakin Artillerist — deals that much damage
7. Inti, Seneschal of the Sun — exiles a card from your library
8. Pitchstone Wall — sacrifices itself
9. Currency Converter — exiles it
10. Hostile Investigator — triggers

51 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 (Fomori Vault is one).

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

When a card hits the graveyard thanks to Fomori Vault:

1. Quest for Ancient Secrets — puts a quest counter on itself
2. Planar Void — hits a graveyard
3. Measure of Wickedness — gives an opponent control of itself
4. Energy Field — sacrifices itself

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