Birgi, God of Storytelling // Harnfel, Horn of Bounty

a God attacks — 125 cards in the game can cause this (Birgi is one).

1. Kratos, Stoic Father — When Birgi, God of Storytelling // Harnfel, Horn of Bounty attacks, Kratos, Stoic Father puts a counter on a permanent

cast a spell — 155 cards in the game can cause this.

1. Buster Sword — When a spell is cast thanks to Buster Sword, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
2. Goliath Daydreamer — When Goliath Daydreamer is cast, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
3. Spawnsire of Ulamog — When Spawnsire of Ulamog is cast, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
4. Shell of the Last Kappa — When Shell of the Last Kappa is cast, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
5. Chandra, Flame's Catalyst — When an instant or sorcery is cast thanks to Chandra, Flame's Catalyst, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
6. Mogg Salvage — When Mogg Salvage is cast, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
7. Shaman's Trance — When Shaman's Trance is cast, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
8. Conspicuous Snoop — When a Goblin is cast thanks to Conspicuous Snoop, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
9. Dream Pillager — When Dream Pillager is cast, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana
10. Etali, Primal Storm — When Etali, Primal Storm is cast, Birgi, God of Storytelling // Harnfel, Horn of Bounty adds 1 mana

145 other cards cause it too. These are the ones with the most connections.

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

When Birgi, God of Storytelling // Harnfel, Horn of Bounty 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.

anything is exiled — 2,497 cards in the game can cause this (Birgi is one).

1. The War Doctor — When a permanent is exiled thanks to Birgi, God of Storytelling // Harnfel, Horn of Bounty, The War Doctor puts a time counter on itself
2. God-Eternal Oketra — When God-Eternal Oketra is exiled thanks to Birgi, God of Storytelling // Harnfel, Horn of Bounty, it triggers

an artifact is cast — 3,683 cards in the game can cause this (Birgi is one).

When Birgi, God of Storytelling // Harnfel, Horn of Bounty is cast:

1. Mendicant Core, Guidelight — copies a spell
2. Sai, Master Thopterist — makes a token
3. Ravenous Robots — makes a token
4. Pinnacle Emissary — makes a token
5. Mirrodin Besieged — makes a token
6. Poetic Ingenuity — makes a token
7. Digsite Engineer — makes a token
8. Myrsmith — makes a token
9. Riddlesmith — draws you 1 card
10. Dr. Madison Li — puts a counter on a permanent you control

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

a nontoken artifact enters the battlefield — 3,768 cards in the game can cause this (Birgi is one).

When Birgi, God of Storytelling // Harnfel, Horn of Bounty enters:

1. Ultron, Artificial Malevolence — makes a token
2. The Prydwen, Steel Flagship — makes a token
3. Conquest Mission — puts a quest counter on itself
4. Surge Conductor — proliferates
5. Replication Specialist — makes a token
6. Weapons Manufacturing — makes a token
7. Mirrorworks — makes a token

an artifact enters the battlefield — 4,643 cards in the game can cause this (Birgi is one).

When Birgi, God of Storytelling // Harnfel, Horn of Bounty enters:

1. Transplant Theorist — draws you 1 card
2. Elvish Archivist — puts 2 +1/+1 counters on itself
3. Golbez, Crystal Collector — surveils
4. Sludge Strider — makes a player lose 1 life
5. Underhanded Designs — makes each opponent lose 1 life
6. Mechan Assembler — makes a token
7. Glassdust Hulk — gets +1/+1
8. Rook Turret — draws you 1 card
9. Hedron Detonator — deals 1 damage
10. Pactdoll Terror — makes each opponent lose 1 life

57 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 (Birgi is one).

Birgi, God of Storytelling // Harnfel, Horn of Bounty:

1. Vessel of Endless Rest — puts cards into the graveyard that Vessel of Endless Rest can bring back
2. Samwise Gamgee — puts cards into the graveyard that Samwise Gamgee can bring back
3. Bloodbond March — puts cards into the graveyard that Bloodbond March can bring back
4. Gale, Waterdeep Prodigy — puts cards into the graveyard that Gale, Waterdeep Prodigy can bring back
5. Harness the Storm — puts cards into the graveyard that Harness the Storm can bring back
6. Heart-Shaped Herb — puts cards into the graveyard that Heart-Shaped Herb can bring back
7. Wayward Angel — fills your graveyard toward the 7 or more cards Wayward Angel needs
8. Rescue from the Underworld — puts cards into the graveyard that Rescue from the Underworld can bring back
9. Victimize — puts cards into the graveyard that Victimize can bring back
10. Bound // Determined — puts cards into the graveyard that Bound // Determined 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 (Birgi is one).

When a card hits the graveyard thanks to Birgi, God of Storytelling // Harnfel, Horn of Bounty:

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.

anything attacks — 17,934 cards in the game can cause this (Birgi is one).

When Birgi, God of Storytelling // Harnfel, Horn of Bounty attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Temmet, Naktamun's Will — draws you 1 card
3. Invisible Woman — triggers
4. Caesar, Legion's Emperor — sacrifices a creature

140 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 (Birgi is one).

1. Adaptive Omnitool — When Birgi, God of Storytelling // Harnfel, Horn of Bounty attacks, Adaptive Omnitool searches a library

207 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 (Birgi is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Birgi, God of Storytelling // Harnfel, Horn of Bounty enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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