Ancestral Mask

an Aura enters the battlefield — 1,257 cards in the game can cause this (Ancestral Mask is one).

When Ancestral Mask enters:

1. Tanglespan Lookout — draws you 1 card
2. Chishiro, the Shattered Blade — makes a token

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

an enchantment you control — 3,657 cards in the game can cause this.

1. Primeval Bounty — While you control Primeval Bounty, Ancestral Mask counts it and gets bigger
2. Nature's Wrath — While you control Nature's Wrath, Ancestral Mask counts it and gets bigger
3. Search for Dagger — While you control Search for Dagger, Ancestral Mask counts it and gets bigger
4. Confusion in the Ranks — While you control Confusion in the Ranks, Ancestral Mask counts it and gets bigger
5. Bloodbond March — While you control Bloodbond March, Ancestral Mask counts it and gets bigger
6. Candlekeep Sage — While you control Candlekeep Sage, Ancestral Mask counts it and gets bigger
7. Daxos, Blessed by the Sun — While you control Daxos, Blessed by the Sun, Ancestral Mask counts it and gets bigger
8. Dual Nature — While you control Dual Nature, Ancestral Mask counts it and gets bigger
9. Storm the Vault // Vault of Catlacan — While you control Storm the Vault // Vault of Catlacan, Ancestral Mask counts it and gets bigger
10. Tainted Aether — While you control Tainted Aether, Ancestral Mask counts it and gets bigger

3,647 other cards use it too. These are the ones with the most connections.

an enchantment is cast — 3,673 cards in the game can cause this (Ancestral Mask is one).

When Ancestral Mask 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 (Ancestral Mask is one).

1. Historian's Boon — When Ancestral Mask enters, Historian's Boon makes a token

an enchantment enters the battlefield — 3,743 cards in the game can cause this (Ancestral Mask is one).

When Ancestral Mask 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

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