Aurora Eidolon

a nontoken Spirit is put into a graveyard from the battlefield — 54 cards in the game can cause this (Aurora Eidolon is one).

1. Millicent, Restless Revenant — When Aurora Eidolon is put into a graveyard from the battlefield, Millicent, Restless Revenant makes a token

a Spirit in a graveyard — 54 cards in the game can cause this (Aurora Eidolon is one).

When Aurora Eidolon is in the graveyard:

1. Iname, Life Aspect — can bring it back
2. Angel of Flight Alabaster — can bring it back

damage is prevented — 568 cards in the game can cause this (Aurora Eidolon is one).

When Aurora Eidolon has damage prevented:

1. Phyrexian Vindicator — deals that much damage
2. Selfless Squire — puts that many +1/+1 counters on itself
3. New Way Forward — deals that much damage
4. Samite Ministration — gains you that much life
5. Judgment of Alexander — deals its power damage

a nontoken Spirit enters the battlefield — 727 cards in the game can cause this (Aurora Eidolon is one).

1. Baboon Spirit — When Aurora Eidolon enters, Baboon Spirit makes a token

a Spirit enters the battlefield — 863 cards in the game can cause this (Aurora Eidolon is one).

When Aurora Eidolon enters:

1. Mausoleum Wanderer — gets +1/+1
2. Drogskol Cavalry — gains you 2 life
3. Vanguard of the Restless — returns itself from the graveyard
4. Nebelgast Herald — taps a creature an opponent controls

a Spirit creature it boosts — 889 cards in the game can cause this.

1. Gallows Warden — Gallows Warden gives Aurora Eidolon bigger stats
2. Long-Forgotten Gohei — Long-Forgotten Gohei gives Aurora Eidolon bigger stats

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

a creature leaves a graveyard — 1,302 cards in the game can cause this (Aurora Eidolon is one).

When Aurora Eidolon leaves a graveyard:

1. Grim Reaper's Scythe — makes a token
2. Syr Konrad, the Grim — deals 1 damage
3. Cyan, Vengeful Samurai — puts a +1/+1 counter on itself
4. Along the Crooked Way — puts a counter on a Goblin or Army
5. Skeleton Crew — makes a token
6. Desecrated Tomb — makes a token
7. Chalk Outline — makes a token
8. Insidious Roots — makes a token
9. Undead Hand Ninja — makes each opponent lose 1 life
10. Erebos's Titan — triggers

3 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 (Aurora Eidolon is one).

When you sacrifice Aurora Eidolon:

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 (Aurora Eidolon is one).

When you sacrifice Aurora Eidolon:

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.

anything leaves a graveyard — 2,503 cards in the game can cause this (Aurora Eidolon is one).

When Aurora Eidolon leaves a graveyard:

1. Blastoneuron — makes each opponent lose 1 life
2. Defiled Crypt // Cadaver Lab — makes a token
3. Teval, the Balanced Scale — makes a token
4. Hologram Stalker — makes a token
5. Tormod, the Desecrator — makes a token
6. Quintorius, Field Historian — makes a token
7. Garrison Excavator — makes a token
8. Amzu, Swarm's Hunger — makes a token
9. Kirol, History Buff // Pack a Punch — becomes prepared
10. Teval's Judgment — triggers

13 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 (Aurora Eidolon is one).

When Aurora Eidolon is in the graveyard:

1. Chainer, Dementia Master — can bring it back
2. Havengul Lich — can bring it back
3. Liliana the Repentant — can bring it back
4. Paleoloth — can bring it back
5. Chainer, Nightmare Adept — can bring it back
6. Banon, the Returners' Leader — can bring it back
7. Surgical Suite // Hospital Room — can bring it back
8. Sword of Light and Shadow — can bring it back
9. Necromantic Thirst — can bring it back
10. Krile Baldesion — can bring it back

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

a nontoken creature dies — 2,769 cards in the game can cause this (Aurora Eidolon is one).

When Aurora Eidolon dies:

1. Zahur, Glory's Past — makes a token
2. Liesa, Forgotten Archangel — brings a card back

68 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 (Aurora Eidolon is one).

1. Havi, the All-Father — Aurora Eidolon fills your graveyard toward the 4 or more cards Havi, the All-Father 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 (Aurora Eidolon is one).

1. Shaun, Father of Synths — When Aurora Eidolon attacks, Shaun, Father of Synths makes a token

149 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 (Aurora Eidolon is one).

1. Chorale of the Void — When Aurora Eidolon attacks, Chorale of the Void brings a card back

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