Altar of Dementia + Haunted Crossroads Combos

20 known combos featuring both cards in Commander

Infinite LTB Infinite ETB Infinite sacrifice triggers Infinite death triggers Infinite storm count

Combo 1 with Rakdos, the Muscle + Shambling Ghast + Prosper, Tome-Bound

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite storm count · Infinite mill · Infinite self-mill
Steps
  1. Activate Altar of Dementia by sacrificing Shambling Ghast.
  2. When Shambling Ghast dies, it and Rakdos trigger.
  3. Resolve the Shambling Ghast trigger, creating a Treasure token.
  4. Activate the Treasure by tapping and sacrificing it, adding {B}.
  5. Holding priority, activate Haunted Crossroads by paying {B}, putting Shambling Ghast from your graveyard onto the top of your library.
  6. Resolve the Rakdos trigger, exiling Shambling Ghast from the top of your library with the ability to cast it until your next turn.
  7. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Shambling Ghast's power.
  8. Cast Shambling Ghast from exile by paying {1}.
  9. Prosper triggers, creating a Treasure token.
  10. Activate the Treasure by tapping and sacrificing it, adding {1}.
  11. Repeat.

Combo 2 with Rakdos, the Muscle + Shambling Ghast + Pitiless Plunderer

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite storm count · Infinite mill · Infinite self-mill
Show steps
  1. Activate Altar of Dementia by sacrificing Shambling Ghast.
  2. When Shambling Ghast dies, it, Pitiless Plunderer and Rakdos trigger.
  3. Resolve the Shambling Ghast and Pitiless Plunderer triggers, creating two Treasure tokens.
  4. Activate the Treasures by tapping and sacrificing them, adding {1}{B}.
  5. Holding priority, activate Haunted Crossroads by paying {B}, putting Shambling Ghast from your graveyard onto the top of your library.
  6. Resolve the Rakdos trigger, exiling Shambling Ghast from the top of your library with the ability to cast it until your next turn.
  7. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Shambling Ghast's power.
  8. Cast Shambling Ghast from exile by paying {1}.
  9. Repeat.

Combo 3 with Rakdos, the Muscle + Shambling Ghast + Birgi, God of Storytelling // Harnfel, Horn of Bounty

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite storm count · Infinite mill · Infinite self-mill
Show steps
  1. Activate Altar of Dementia by sacrificing Shambling Ghast.
  2. When Shambling Ghast dies, it and Rakdos trigger.
  3. Resolve the Shambling Ghast trigger, creating a Treasure token.
  4. Activate the Treasure by tapping and sacrificing it, adding {B}.
  5. Holding priority, activate Haunted Crossroads by paying {B}, putting Shambling Ghast from your graveyard onto the top of your library.
  6. Resolve the Rakdos trigger, exiling Shambling Ghast from the top of your library with the ability to cast it until your next turn.
  7. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Shambing Ghast's power.
  8. Cast Shambling Ghast from exile by paying {1}.
  9. Birgi triggers, adding {R}.
  10. Repeat.

Combo 4 with Rakdos, the Muscle + Priest of Gix + Jet Medallion

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 5 with Rakdos, the Muscle + Priest of Gix + Skittering Precursor

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn · Infinite mill · Infinite self-mill
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Skittering Precursor and Rakdos trigger.
  3. Resolve the Skittering Precursor trigger, creating a 0/1 Eldrazi Spawn creature token.
  4. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  5. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  6. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  7. Activate the Eldrazi Spawn by sacrificing it, adding {C}.
  8. Cast Priest of Gix from exile by paying {3}.
  9. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  10. Repeat.

Combo 6 with Rakdos, the Muscle + Priest of Gix + Rowan, Scion of War

Results: Exile your library with the ability to play the exiled cards until your next turn · Infinite ETB · Infinite LTB · Infinite black mana · Infinite death triggers · Infinite mill · Infinite sacrifice triggers · Infinite self-mill · Infinite storm count
Show steps
  1. Activate Rowan by tapping it.
  2. Activate Altar of Dementia by sacrificing Priest of Gix.
  3. When Priest of Gix dies, Rakdos triggers.
  4. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  5. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  6. Resolve the Altar of Dementia ability from step 1.
  7. Cast Priest of Gix from exile by paying at most {2}.
  8. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  9. Repeat from step 2.

Combo 7 with Rakdos, the Muscle + Priest of Gix + Gathering Stone

Results: Exile your library with the ability to play the exiled cards until your next turn · Infinite ETB · Infinite LTB · Infinite death triggers · Infinite mill · Infinite sacrifice triggers · Infinite self-mill · Infinite storm count
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1.
  6. Cast Priest of Gix from exile by paying {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 8 with Rakdos, the Muscle + Priest of Gix + The Immortal Sun

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1.
  6. Cast Priest of Gix from exile by paying {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 9 with Rakdos, the Muscle + Priest of Gix + Urza's Incubator

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Infinite black mana · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1.
  6. Cast Priest of Gix from exile by paying {1}
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 10 with Rakdos, the Muscle + Priest of Gix + Heartless Summoning

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Infinite black mana · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1.
  6. Cast Priest of Gix from exile by paying at most {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 11 with Rakdos, the Muscle + Priest of Gix + The Darkness Crystal

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1.
  6. Cast Priest of Gix from exile by paying at most {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 12 with Rakdos, the Muscle + Priest of Gix + Thunderscape Familiar

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 13 with Rakdos, the Muscle + Priest of Gix + Semblance Anvil

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn · Infinite black mana
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying {1}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 14 with Rakdos, the Muscle + Priest of Gix + Planar Gate

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn · Infinite black mana
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 15 with Rakdos, the Muscle + Priest of Gix + Stone Calendar

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 16 with Rakdos, the Muscle + Priest of Gix + Helm of Awakening

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 17 with Rakdos, the Muscle + Priest of Gix + Cloud Key

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 18 with Rakdos, the Muscle + Priest of Gix + Birgi, God of Storytelling // Harnfel, Horn of Bounty

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying {3}.
  7. Birgi triggers, adding {R}.
  8. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  9. Repeat.

Combo 19 with Rakdos, the Muscle + Priest of Gix + Rakdos, Lord of Riots

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite mill · Infinite self-mill · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn · Infinite black mana
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Rakdos triggers.
  3. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  4. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  6. Cast Priest of Gix from exile by paying at most {2}.
  7. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  8. Repeat.

Combo 20 with Rakdos, the Muscle + Priest of Gix + Sifter of Skulls

Results: Infinite LTB · Infinite ETB · Infinite sacrifice triggers · Infinite death triggers · Infinite storm count · Exile your library with the ability to play the exiled cards until your next turn · Infinite mill · Infinite self-mill
Show steps
  1. Activate Altar of Dementia by sacrificing Priest of Gix.
  2. When Priest of Gix dies, Sifter of Skulls and Rakdos trigger.
  3. Resolve the Sifter of Skulls trigger, creating a 1/1 Eldrazi Scion creature token.
  4. Holding priority, activate Haunted Crossroads by paying {B}, putting Priest of Gix from your graveyard onto the top of your library.
  5. Resolve the Rakdos trigger, causing you to exile the top three cards of your library with the ability to play them until your next end step.
  6. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Priest of Gix's power.
  7. Activate the Eldrazi Scion by sacrificing it, adding {C}.
  8. Cast Priest of Gix from exile by paying {3}.
  9. When Priest of Gix enters the battlefield, it triggers, adding {B}{B}{B}.
  10. Repeat.
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