Summon: Fenrir

a Wolf is put into a graveyard from the battlefield — 3 cards in the game can cause this (Summon: Fenrir is one).

1. Wolfkin Outcast // Wedding Crasher — When Summon: Fenrir is put into a graveyard from the battlefield, Wolfkin Outcast // Wedding Crasher draws you 1 card

a Wolf deals combat damage — 155 cards in the game can cause this (Summon: Fenrir is one).

1. Tovolar, Dire Overlord // Tovolar, the Midnight Scourge — When Summon: Fenrir deals combat damage, Tovolar, Dire Overlord // Tovolar, the Midnight Scourge draws you 1 card

a Saga in a graveyard — 186 cards in the game can cause this (Summon: Fenrir is one).

When Summon: Fenrir is in the graveyard:

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

a Wolf enters the battlefield — 198 cards in the game can cause this (Summon: Fenrir is one).

When Summon: Fenrir enters:

1. Tolsimir, Friend to Wolves — gains you 3 life
2. Chief of the Wilds — puts 2 +1/+1 counters on itself

an enchantment is sacrificed — 588 cards in the game can cause this (Summon: Fenrir is one).

1. Narci, Fable Singer — When you sacrifice Summon: Fenrir, Narci, Fable Singer draws you 1 card

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

an enchantment in a graveyard — 983 cards in the game can cause this (Summon: Fenrir is one).

When Summon: Fenrir is in the graveyard:

1. Lotus-Eye Mystics — can bring it back
2. Tasigur, the Golden Fang — can bring it back
3. Emeria Shepherd — can bring it back
4. Moment of Reckoning — can bring it back
5. Bramble Familiar // Fetch Quest — can bring it back
6. Serra Paragon — can bring it back
7. Odunos River Trawler — can bring it back
8. Muldrotha, the Gravetide — can bring it back
9. Invasion of Tolvada // The Broken Sky — can bring it back
10. Loamcrafter Faun — 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 (Summon: Fenrir is one).

When Summon: Fenrir is put into a graveyard from the battlefield:

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

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

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

When a land enters thanks to Summon: Fenrir:

1. Claim the Kingdom — puts a counter on a creature
2. Primeval Bounty — gains you 3 life
3. Toph, Earthbending Master — puts a counter on a permanent
4. Dancing from Dark to Dawn — makes a token
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

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

a nontoken creature is sacrificed — 1,714 cards in the game can cause this (Summon: Fenrir is one).

When you sacrifice Summon: Fenrir:

1. Fumulus, the Infestation — makes a token
2. Bag of Devouring — exiles it

a creature is sacrificed — 1,741 cards in the game can cause this (Summon: Fenrir is one).

When you sacrifice Summon: Fenrir:

1. Ziatora, the Incinerator — deals that creature's power damage
2. Dina, Essence Brewer — draws you 1 card
3. Fleshtaker — gains you 1 life
4. Body Dropper — puts a +1/+1 counter on itself
5. Smothering Abomination — draws you 1 card
6. Kels, Fight Fixer — draws you 1 card
7. Caesar, Legion's Emperor — triggers
8. Grist, the Hunger Tide — kills a creature or planeswalker an opponent controls
9. Cabal Therapist — triggers
10. Rakdos, the Muscle — exiles a card from an opponent's library

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

a creature gets a counter — 2,691 cards in the game can cause this (Summon: Fenrir is one).

1. Scurry Oak — When Scurry Oak gets a counter thanks to Summon: Fenrir, it makes a token
2. Fathom Mage — When Fathom Mage gets a counter thanks to Summon: Fenrir, it draws you 1 card

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

a creature in a graveyard — 2,769 cards in the game can cause this (Summon: Fenrir is one).

When Summon: Fenrir is in the graveyard:

1. Necromancy — can bring it back
2. Chainer, Dementia Master — can bring it back
3. Diabolic Servitude — can bring it back
4. Deadbridge Chant — can bring it back
5. Retrieve — can bring it back
6. Mortuary Mire — can bring it back

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

a creature dies — 2,830 cards in the game can cause this (Summon: Fenrir is one).

1. Ob Nixilis, Unshackled — When Summon: Fenrir dies, Ob Nixilis, Unshackled puts a +1/+1 counter on itself

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

an enchantment it makes cheaper to cast — 3,713 cards in the game can cause this.

1. Mana Matrix — Mana Matrix reduces what Summon: Fenrir costs

3,712 other cards cause it too. These are the ones with the most connections.

an enchantment it grants abilities to — 3,713 cards in the game can cause this.

1. Vernal Equinox — Vernal Equinox gives Summon: Fenrir flash

3,712 other cards cause it too. These are the ones with the most connections.

a card is drawn — 3,815 cards in the game can cause this (Summon: Fenrir is one).

1. Toothy, Imaginary Friend — When Summon: Fenrir makes a player draw a card, Toothy, Imaginary Friend puts a +1/+1 counter on itself

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

a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Summon: Fenrir is one).

1. Dual Nature — When Summon: Fenrir leaves the battlefield, Dual Nature exiles a creature

3 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 (Summon: Fenrir is one).

1. Serpent of the Pass — Summon: Fenrir fills your graveyard toward the 3 or more cards Serpent of the Pass needs

443 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 (Summon: Fenrir is one).

1. Shaun, Father of Synths — When Summon: Fenrir attacks, Shaun, Father of Synths makes a token

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

cast a creature — 18,010 cards in the game can cause this.

1. Attended Socialite — When Attended Socialite is cast, it arrives with counters thanks to Summon: Fenrir
2. Beast-Kin Ranger — When Beast-Kin Ranger is cast, it arrives with counters thanks to Summon: Fenrir
3. Elegant Entourage — When Elegant Entourage is cast, it arrives with counters thanks to Summon: Fenrir
4. Eldrazi Mimic — When Eldrazi Mimic is cast, it arrives with counters thanks to Summon: Fenrir
5. Herd Gnarr — When Herd Gnarr is cast, it arrives with counters thanks to Summon: Fenrir
6. Venom Connoisseur — When Venom Connoisseur is cast, it arrives with counters thanks to Summon: Fenrir
7. Crossroads Watcher — When Crossroads Watcher is cast, it arrives with counters thanks to Summon: Fenrir
8. Loporrit Scout — When Loporrit Scout is cast, it arrives with counters thanks to Summon: Fenrir
9. Territorial Boar — When Territorial Boar is cast, it arrives with counters thanks to Summon: Fenrir
10. Abstruse Archaic — When Abstruse Archaic is cast, it arrives with counters thanks to Summon: Fenrir

18,000 other cards cause it too. These are the ones with the most connections.