Crown of Skemfar

an Elf you control — 739 cards in the game can cause this.

1. Ayara, First of Locthwain — While you control Ayara, First of Locthwain, Crown of Skemfar counts it and gets bigger
2. Bloodline Pretender — While you control Bloodline Pretender, Crown of Skemfar counts it and gets bigger
3. Boss's Chauffeur — While you control Boss's Chauffeur, Crown of Skemfar counts it and gets bigger
4. Gladewalker Ritualist — While you control Gladewalker Ritualist, Crown of Skemfar counts it and gets bigger
5. Gala Greeters — While you control Gala Greeters, Crown of Skemfar counts it and gets bigger
6. Lonis, Genetics Expert — While you control Lonis, Genetics Expert, Crown of Skemfar counts it and gets bigger
7. Galadriel, Light of Valinor — While you control Galadriel, Light of Valinor, Crown of Skemfar counts it and gets bigger
8. Rumor Gatherer — While you control Rumor Gatherer, Crown of Skemfar counts it and gets bigger
9. Legolas Greenleaf — While you control Legolas Greenleaf, Crown of Skemfar counts it and gets bigger
10. Ezuri, Claw of Progress — While you control Ezuri, Claw of Progress, Crown of Skemfar counts it and gets bigger

729 other cards use it too. These are the ones with the most connections.

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

When Crown of Skemfar 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.

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

When Crown of Skemfar 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.

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

When Crown of Skemfar 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 (Crown of Skemfar is one).

1. Historian's Boon — When Crown of Skemfar enters, Historian's Boon makes a token

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

When Crown of Skemfar 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.