Sigil of the New Dawn

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

When a creature leaves a graveyard thanks to Sigil of the New Dawn:

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.

anything leaves a graveyard — 2,503 cards in the game can cause this (Sigil of the New Dawn is one).

When a creature leaves a graveyard thanks to Sigil of the New Dawn:

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 dies — 2,830 cards in the game can cause this.

1. Blasting Station — When you sacrifice a creature to Blasting Station, Sigil of the New Dawn brings a card back
2. Saw — When a creature dies thanks to Saw, Sigil of the New Dawn brings a card back
3. Hot Soup — When a creature dies thanks to Hot Soup, Sigil of the New Dawn brings a card back
4. Dead-Iron Sledge — When a creature dies thanks to Dead-Iron Sledge, Sigil of the New Dawn brings a card back
5. Relic Vial — When you sacrifice a creature to Relic Vial, Sigil of the New Dawn brings a card back
6. Dispense Justice — When a creature dies thanks to Dispense Justice, Sigil of the New Dawn brings a card back
7. Jinxed Ring — When you sacrifice a creature to Jinxed Ring, Sigil of the New Dawn brings a card back
8. Bubbling Cauldron — When you sacrifice a creature to Bubbling Cauldron, Sigil of the New Dawn brings a card back
9. Life Chisel — When you sacrifice a creature to Life Chisel, Sigil of the New Dawn brings a card back
10. Jinxed Idol — When you sacrifice a creature to Jinxed Idol, Sigil of the New Dawn brings a card back

2,820 other cards cause it too. These are the ones with the most connections.

an enchantment is cast — 3,673 cards in the game can cause this (Sigil of the New Dawn is one).

When Sigil of the New Dawn is cast:

1. Hallowed Haunting — makes a token
2. Daxos the Returned — puts a counter on a permanent
3. Tatsunari, Toad Rider — makes a token
4. Sythis, Harvest's Hand — gains you 1 life
5. Sigil of the Empty Throne — makes a token
6. Dawnhart Geist — gains you 2 life
7. Herald of the Pantheon — gains you 1 life
8. Kami of Transience — puts a +1/+1 counter on itself
9. Argothian Enchantress — draws you 1 card
10. Mesa Enchantress — draws you 1 card

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

a nontoken enchantment enters the battlefield — 3,691 cards in the game can cause this (Sigil of the New Dawn is one).

1. Historian's Boon — When Sigil of the New Dawn enters, Historian's Boon makes a token

an enchantment enters the battlefield — 3,743 cards in the game can cause this (Sigil of the New Dawn is one).

When Sigil of the New Dawn enters:

1. Calix, Guided by Fate — puts a counter on a creature
2. Elvish Archivist — draws you 1 card
3. Victor, Valgavoth's Seneschal — surveils
4. Strength from the Fallen — gives +X/+X, where X is the number of creature cards in your graveyard
5. Doomwake Giant — shrinks a creature by -1/-1
6. Cacophony Unleashed — turns something into a creature
7. Ghostly Dancers — makes a token
8. Thassa's Devourer — mills a card
9. Killian, Decisive Mentor — taps a creature
10. Thoughtrender Lamia — makes an opponent discard a card

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