The First Eruption

a Mountain is put into a graveyard from the battlefield — 20 cards in the game can cause this (The First Eruption is one).

1. Genju of the Spires — When a Mountain is put into a graveyard from the battlefield thanks to The First Eruption, Genju of the Spires returns itself from the graveyard

a Saga in a graveyard — 186 cards in the game can cause this (The First Eruption is one).

When The First Eruption is in the graveyard:

1. Rydia, Summoner of Mist — can bring it back
2. Satsuki, the Living Lore — can bring it back

a land is sacrificed — 438 cards in the game can cause this (The First Eruption is one).

When a Mountain is sacrificed thanks to The First Eruption:

1. Baloth Prime — makes a token
2. Scouring Swarm — makes a token
3. Hearthhull, the Worldseed — makes each opponent lose 2 life

an enchantment is sacrificed — 588 cards in the game can cause this (The First Eruption is one).

1. Narci, Fable Singer — When you sacrifice The First Eruption, Narci, Fable Singer draws you 1 card

a land in a graveyard — 634 cards in the game can cause this (The First Eruption is one).

1. Slogurk, the Overslime — The First Eruption puts cards into the graveyard that Slogurk, the Overslime can bring back
2. Zask, Skittering Swarmlord — The First Eruption puts cards into the graveyard that Zask, Skittering Swarmlord can bring back
3. Glacierwood Siege — The First Eruption puts cards into the graveyard that Glacierwood Siege can bring back
4. Turntimber Sower — The First Eruption puts cards into the graveyard that Turntimber Sower can bring back
5. Serra Paragon — The First Eruption puts cards into the graveyard that Serra Paragon can bring back
6. Muldrotha, the Gravetide — The First Eruption puts cards into the graveyard that Muldrotha, the Gravetide can bring back
7. Deadbridge Chant — When The First Eruption is in the graveyard, Deadbridge Chant can bring it back
8. Invasion of Tolvada // The Broken Sky — When The First Eruption is in the graveyard, Invasion of Tolvada // The Broken Sky can bring it back
9. Pull Through the Weft — The First Eruption puts cards into the graveyard that Pull Through the Weft can bring back
10. Conduit of Worlds — The First Eruption puts cards into the graveyard that Conduit of Worlds can bring back

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

a land is put into a graveyard from the battlefield — 636 cards in the game can cause this (The First Eruption is one).

When a Mountain is put into a graveyard from the battlefield thanks to The First Eruption:

1. Vastwood Zendikon — brings a card back
2. Nissa's Zendikon — brings a card back
3. Corrupted Zendikon — brings a card back
4. Guardian Zendikon — brings a card back
5. Crusher Zendikon — brings a card back
6. Wind Zendikon — brings a card back
7. Akki Raider — gets +1/+0
8. Dingus Egg — deals 2 damage
9. Genju of the Realm — returns itself from the graveyard

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

a land goes to a graveyard — 683 cards in the game can cause this (The First Eruption is one).

When a Mountain hits the graveyard thanks to The First Eruption:

1. The Gitrog Monster — draws you 1 card
2. Skola Grovedancer — gains you 1 life
3. Sand Scout — makes a token
4. Crawling Sensation — makes a token
5. Countryside Crusher — puts a +1/+1 counter on itself

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

an enchantment in a graveyard — 983 cards in the game can cause this (The First Eruption is one).

When The First Eruption is in the graveyard:

1. The Emperor of Palamecia // The Lord Master of Hell — gets bigger
2. Lotus-Eye Mystics — can bring it back
3. Builder's Talent — can bring it back
4. Tasigur, the Golden Fang — can bring it back
5. Serpent of the Pass — gets bigger
6. Emeria Shepherd — can bring it back
7. Moment of Reckoning — can bring it back
8. Loamcrafter Faun — can bring it back
9. Ghen, Arcanum Weaver — can bring it back
10. Ghostly Dancers — can bring it back

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

an enchantment is put into a graveyard from the battlefield — 987 cards in the game can cause this (The First Eruption is one).

When The First Eruption is put into a graveyard from the battlefield:

1. Neva, Stalked by Nightmares — puts a +1/+1 counter on itself
2. Knight of Doves — makes a token
3. Warehouse Tabby — makes a token
4. Starfield Mystic — puts a +1/+1 counter on itself
5. Femeref Enchantress — draws you 1 card
6. Savior of the Sleeping — puts a +1/+1 counter on itself
7. Ashiok's Reaper — draws you 1 card
8. Wicked Visitor — makes each opponent lose 1 life
9. Martyr's Bond — makes an opponent sacrifice a permanent

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

anything deals noncombat damage — 3,068 cards in the game can cause this (The First Eruption is one).

When The First Eruption deals noncombat damage:

1. Quest for Pure Flame — puts a quest counter on itself
2. Soul-Scar Mage — puts that many counters on a permanent
3. Fear of Burning Alive — deals that amount damage
4. Niv-Mizzet, Visionary — draws you that many cards
5. Ghyrson Starn, Kelermorph — deals 2 damage
6. Chandra's Incinerator — deals that much damage

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

an enchantment is cast — 3,673 cards in the game can cause this (The First Eruption is one).

When The First Eruption is cast:

1. Tomik, Izzet Sparkmage — gets +1/+1
2. Artist's Talent — draws and discards

263 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 (The First Eruption is one).

1. Charnelhoard Wurm — When The First Eruption is in the graveyard, Charnelhoard Wurm can bring it back

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

a creature is dealt damage — 18,923 cards in the game can cause this (The First Eruption is one).

1. Soul Link — When a creature is dealt damage thanks to The First Eruption, Soul Link gains you that much life

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