Hellhole Rats

a Rat attacks — 162 cards in the game can cause this (Hellhole Rats is one).

1. Persistent Marshstalker — When Hellhole Rats attacks, Persistent Marshstalker returns itself from the graveyard

a Rat enters the battlefield — 186 cards in the game can cause this (Hellhole Rats is one).

When Hellhole Rats enters:

1. Wick, the Whorled Mind — makes a token
2. Lord Skitter, Sewer King — hits a graveyard

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

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

When Hellhole Rats 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. Sangromancer — gains you 3 life
6. Lo and Li, Royal Advisors — puts a counter on an Advisor
7. Nath of the Gilt-Leaf — makes a token
8. Inti, Seneschal of the Sun — exiles a card from your library
9. Pitchstone Wall — sacrifices itself
10. Currency Converter — exiles it

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

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

When Hellhole Rats deals noncombat damage:

1. Quest for Pure Flame — puts a quest counter on itself
2. Fear of Burning Alive — deals that amount damage
3. Niv-Mizzet, Visionary — draws you that many cards
4. Chandra's Incinerator — deals that much damage
5. Chandra's Pyreling — gets +1/+0
6. Talon of Pain — puts a charge counter on itself
7. Asgardian Inspiration — returns itself from the graveyard
8. Thor, Guardian of Midgard — exiles a card from your library
9. Virtue of Courage // Embereth Blaze — exiles a card from your library

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

life is lost — 3,160 cards in the game can cause this (Hellhole Rats is one).

When Hellhole Rats makes a player lose life:

1. Far Fortune, End Boss — raises your speed
2. Zahur, Glory's Past — raises your speed
3. Mendicant Core, Guidelight — raises your speed
4. Aether Syphon — raises your speed
5. Vnwxt, Verbose Host — raises your speed
6. Embalmed Ascendant — raises your speed
7. Slick Imitator — raises your speed
8. Oath of Lim-Dûl — sacrifices an enchantment
9. Marina Vendrell's Grimoire — triggers
10. Lich's Mastery — triggers

46 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 (Hellhole Rats is one).

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

When a card hits the graveyard thanks to Hellhole Rats:

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.

a creature attacks — 17,934 cards in the game can cause this (Hellhole Rats is one).

When Hellhole Rats attacks:

1. Anthem of Rakdos — gives +2/+0
2. Adaptive Omnitool — searches a library

197 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 (Hellhole Rats is one).

When Hellhole Rats attacks:

1. Temmet, Naktamun's Will — draws you 1 card
2. Invisible Woman — triggers
3. Caesar, Legion's Emperor — sacrifices a creature
4. Guide of Souls — triggers

124 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 (Hellhole Rats is one).

When Hellhole Rats enters:

1. Slash, Reptile Rampager — deals 2 damage
2. Ray Fillet, Wave Warrior — puts a counter on itself

352 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 (Hellhole Rats is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Hellhole Rats enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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