Demon's Horn is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.
01
Official card text
Whenever a player casts a black spell, you may gain 1 life.
How it works : Demon's Horn
Original English text — Wizards of the Coast / Scryfall
- #1· Wizards of the Coast
The ability triggers whenever any player, not just you, casts a black spell.
No other card is named in this ruling.
- #2· Wizards of the Coast
If a player casts a black spell, Demon’s Horn’s ability triggers and is put on the stack on top of that spell. Demon’s Horn’s ability will resolve (causing you to gain 1 life) before the spell does.
No other card is named in this ruling.
02
Popular combos
Real combos played by the community, sorted by popularity.
#1
Acererak the Archlich + Carnival of Souls + Urza's Incubator + Demon's Horn
Near-infinite +1/+1 counters on creatures you controlInfinite card drawInfinite draw triggersNear-infinite creature ETB
- 1Cast Acererak either from your hand or from the command zone by paying
plus commander tax, if applicable.
- 2Demon's Horn triggers, causing you to gain life.
- 3When Acererak enters, its first ability and Carnival of Souls trigger.
- 4Resolve the Carnival of Souls trigger, causing you to add
and lose 1 life.
- 5Resolve the Acererak trigger, returning it from the battlefield to your hand, and venturing into Lost Mine of Phandelver.
- 6Repeat.
#2
Acererak the Archlich + Carnival of Souls + Semblance Anvil + Demon's Horn
Near-infinite +1/+1 counters on creatures you controlInfinite card drawInfinite draw triggersNear-infinite creature ETB
- 1Cast Acererak either from your hand or from the command zone by paying
plus commander tax, if applicable.
- 2Demon's Horn triggers, causing you to gain life.
- 3When Acererak enters, its first ability and Carnival of Souls trigger.
- 4Resolve the Carnival of Souls trigger, causing you to add
and lose 1 life.
- 5Resolve the Acererak trigger, returning it from the battlefield to your hand, and venturing into Lost Mine of Phandelver.
- 6Repeat.
#3
Acererak the Archlich + Carnival of Souls + Planar Gate + Demon's Horn
Near-infinite +1/+1 counters on creatures you controlInfinite card drawInfinite draw triggersNear-infinite creature ETB
- 1Cast Acererak either from your hand or from the command zone by paying
plus commander tax, if applicable.
- 2Demon's Horn triggers, causing you to gain life.
- 3When Acererak enters, its first ability and Carnival of Souls trigger.
- 4Resolve the Carnival of Souls trigger, causing you to add
and lose 1 life.
- 5Resolve the Acererak trigger, returning it from the battlefield to your hand, and venturing into Lost Mine of Phandelver.
- 6Repeat.
#4
Acererak the Archlich + Carnival of Souls + Rowan, Scion of War + Demon's Horn
Near-infinite +1/+1 counters on creatures you controlInfinite card drawInfinite draw triggersNear-infinite creature ETB
- 1Activate Rowan by tapping it.
- 2Cast Acererak by paying
.
- 3Demon's Horn triggers, causing you to gain life.
- 4When Acererak enters, its first ability and Carnival of Souls trigger.
- 5Resolve the Carnival of Souls trigger, causing you to add
and lose 1 life.
- 6Resolve the Acererak trigger, returning it from the battlefield to your hand, and venturing into Lost Mine of Phandelver.
- 7Repeat from step 2.
#5
Acererak the Archlich + Carnival of Souls + Centaur Omenreader + Demon's Horn
Near-infinite +1/+1 counters on creatures you controlInfinite card drawInfinite draw triggersNear-infinite creature ETB
- 1Cast Acererak by paying
.
- 2Demon's Horn triggers, causing you to gain life.
- 3When Acererak enters, its first ability and Carnival of Souls trigger.
- 4Resolve the Carnival of Souls trigger, causing you to add
and lose 1 life.
- 5Resolve the Acererak trigger, returning it from the battlefield to your hand, and venturing into Lost Mine of Phandelver.
- 6Repeat.
#6
Acererak the Archlich + Carnival of Souls + Temur Battlecrier + Demon's Horn
Near-infinite +1/+1 counters on creatures you controlInfinite card drawInfinite draw triggersNear-infinite creature ETB
- 1Cast Acererak by paying
.
- 2Demon's Horn triggers, causing you to gain life.
- 3When Acererak enters, its first ability and Carnival of Souls trigger.
- 4Resolve the Carnival of Souls trigger, causing you to add
and lose 1 life.
- 5Resolve the Acererak trigger, returning it from the battlefield to your hand, and venturing into Lost Mine of Phandelver.
- 6Repeat.
#7
Acererak the Archlich + Carnival of Souls + Rakdos, Lord of Riots + Demon's Horn
Near-infinite +1/+1 counters on creatures you controlInfinite card drawInfinite draw triggersNear-infinite creature ETB
- 1Cast Acererak by paying
.
- 2Demon's Horn triggers, causing you to gain life.
- 3When Acererak enters, its first ability and Carnival of Souls trigger.
- 4Resolve the Carnival of Souls trigger, causing you to add
and lose 1 life.
- 5Resolve the Acererak trigger, returning it from the battlefield to your hand, and venturing into Lost Mine of Phandelver.
- 6Repeat.
#8
Acererak the Archlich + Carnival of Souls + Sami, Wildcat Captain + Demon's Horn
Near-infinite +1/+1 counters on creatures you controlInfinite card drawInfinite draw triggersNear-infinite creature ETB
- 1Cast Acererak by paying
.
- 2Demon's Horn triggers, causing you to gain life.
- 3When Acererak enters, its first ability and Carnival of Souls trigger.
- 4Resolve the Carnival of Souls trigger, causing you to add
and lose 1 life.
- 5Resolve the Acererak trigger, returning it from the battlefield to your hand, and venturing into Lost Mine of Phandelver.
- 6Repeat.
03
Legal formats
modernlegacyvintagepennycommanderoathbreakerduelpredhtlr
Commentaires
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Meta decks with Demon's Horn
No archived Top 8 deck with this card yet.














