Reveillark

an Elemental creature in a graveyard — 88 cards in the game can cause this (Reveillark is one).

1. Thunderkin Awakener — When Reveillark is in the graveyard, Thunderkin Awakener can bring it back

a nontoken Elemental is sacrificed — 90 cards in the game can cause this (Reveillark is one).

1. Ashling, the Limitless — When you sacrifice Reveillark, Ashling, the Limitless makes a token

an Elemental in a graveyard — 90 cards in the game can cause this (Reveillark is one).

When Reveillark is in the graveyard:

1. Sunflare Shaman — gets bigger
2. Horde of Notions — can bring it back

an Elemental is put into a graveyard from the battlefield — 93 cards in the game can cause this (Reveillark is one).

When Reveillark is put into a graveyard from the battlefield:

1. Omnath, Locus of Rage — deals 3 damage
2. Titania, Nature's Force — mills a card

an Elemental enters the battlefield — 754 cards in the game can cause this (Reveillark is one).

When Reveillark enters:

1. Champion of the Path — deals its power damage
2. Risen Reef — puts a land onto the battlefield

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

When a creature leaves a graveyard thanks to Reveillark:

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. Rot Farm Mortipede — gets +1/+0

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 (Reveillark is one).

When you sacrifice Reveillark:

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 (Reveillark is one).

When you sacrifice Reveillark:

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 (Reveillark is one).

When a creature leaves a graveyard thanks to Reveillark:

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.

1. Chainer, Dementia Master — When Reveillark is in the graveyard, Chainer, Dementia Master can bring it back
2. Havengul Lich — When Reveillark is in the graveyard, Havengul Lich can bring it back
3. Liliana the Repentant — When Reveillark is in the graveyard, Liliana the Repentant can bring it back
4. Paleoloth — When Reveillark is in the graveyard, Paleoloth can bring it back
5. Chainer, Nightmare Adept — When Reveillark is in the graveyard, Chainer, Nightmare Adept can bring it back
6. Banon, the Returners' Leader — When Reveillark is in the graveyard, Banon, the Returners' Leader can bring it back
7. Sword of Light and Shadow — When Reveillark is in the graveyard, Sword of Light and Shadow can bring it back
8. Necromantic Thirst — When Reveillark is in the graveyard, Necromantic Thirst can bring it back
9. Krile Baldesion — When Reveillark is in the graveyard, Krile Baldesion can bring it back
10. Extus, Oriq Overlord // Awaken the Blood Avatar — When Reveillark is in the graveyard, Extus, Oriq Overlord // Awaken the Blood Avatar can bring it back
11. Blasting Station — Blasting Station puts cards into the graveyard that Reveillark can bring back
12. Saw — Saw puts cards into the graveyard that Reveillark can bring back
13. Hot Soup — Hot Soup puts cards into the graveyard that Reveillark can bring back
14. Dead-Iron Sledge — Dead-Iron Sledge puts cards into the graveyard that Reveillark can bring back
15. Wayward Angel — Wayward Angel puts cards into the graveyard that Reveillark can bring back
16. Kirtar's Wrath — Kirtar's Wrath puts cards into the graveyard that Reveillark can bring back
17. Relic Vial — Relic Vial puts cards into the graveyard that Reveillark can bring back
18. Kjeldoran Elite Guard — When Kjeldoran Elite Guard is in the graveyard, Reveillark can bring it back
19. Kjeldoran Guard — When Kjeldoran Guard is in the graveyard, Reveillark can bring it back
20. Basalt Golem — Basalt Golem puts cards into the graveyard that Reveillark can bring back

1,010 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 (Reveillark is one).

When Reveillark dies:

1. Zahur, Glory's Past — makes a token
2. Liesa, Forgotten Archangel — brings a card back
3. Avacyn, Angel of Horror — brings a card back
4. Yedora, Grave Gardener — brings a card back
5. Nim Deathmantle — brings a card back

65 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 (Reveillark is one).

1. Havi, the All-Father — Reveillark 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 (Reveillark is one).

When Reveillark attacks:

1. Shaun, Father of Synths — makes a token
2. Surgical Suite // Hospital Room — puts a counter on a creature

148 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 (Reveillark is one).

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

221 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 (Reveillark is one).

1. Legate Lanius, Caesar's Ace — When Legate Lanius, Caesar's Ace enters thanks to Reveillark, it makes an opponent sacrifice a creature

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