Chromatic Orrery + Cloudstone Curio Combos

5 known combos featuring both cards in Commander

Infinite LTB Infinite ETB Infinite colored mana Infinite colorless mana Infinite storm count

Combo 1 with Derevi, Empyrial Tactician

Results: Infinite LTB · Infinite ETB · Infinite colored mana · Infinite colorless mana · Infinite storm count · Infinite card draw · Infinite mana permanents you control can produce · Infinite draw triggers
Steps
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Cast a nonartifact creature card from your hand by paying at most {2}.
  3. When the creature enters the battlefield, Cloudstone Curio triggers, returning Derevi from the battlefield to your hand.
  4. Cast Derevi by paying {3}.
  5. When Derevi enters the battlefield, it and Cloudstone Curio trigger.
  6. Resolve the Cloudstone Curio trigger, returning the creature cast in step 2 from the battlefield to your hand.
  7. Resolve the Derevi trigger, untapping Cloudstone Curio.
  8. Repeat.

Combo 2 with Deranged Hermit + Mana Echoes

Also requires: Deranged Hermit Deranged Hermit Mana Echoes Mana Echoes
Results: Infinite colored mana · Infinite colorless mana · Infinite creature tokens · Infinite ETB · Infinite LTB · Infinite storm count
Show steps
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Cast Deranged Hermit by paying {5}.
  3. Deranged Hermit enters the battlefield, triggering itself, Cloudstone Curio, and Mana Echoes.
  4. Resolve the Cloudstone Curio trigger, returning nothing to your hand from the battlefield.
  5. Resolve the Deranged Hermit trigger, creating four 1/1 Squirrel creature tokens.
  6. The Squirrels enter the battlefield, triggering Mana Echoes four times and Cloudstone Curio four times.
  7. Resolve the first Cloudstone Curio trigger, returning Deranged Hermit from the battlefield to your hand.
  8. Resolve all remaining Cloudstone Curio triggers, returning nothing to your hand from the battlefield.
  9. Resolve all Mana Echoes triggers, adding {4} for each Squirrel you control, plus {1} for each Elf you control.
  10. Repeat from step 2.

Combo 3 with Deep Forest Hermit + Mana Echoes

Results: Infinite colored mana · Infinite colorless mana · Infinite creature tokens · Infinite ETB · Infinite LTB · Infinite storm count
Show steps
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Cast Deep Forest Hermit by paying {5}.
  3. Deep Forest Hermit enters the battlefield, triggering itself, Cloudstone Curio, and Mana Echoes.
  4. Resolve the Cloudstone Curio trigger, returning nothing to your hand from the battlefield.
  5. Resolve the Deep Forest Hermit trigger, creating four 1/1 Squirrel creature tokens.
  6. The Squirrels enter the battlefield, triggering Mana Echoes four times and Cloudstone Curio four times.
  7. Resolve the first Cloudstone Curio trigger, returning Deep Forest Hermit from the battlefield to your hand.
  8. Resolve all remaining Cloudstone Curio triggers, returning nothing to your hand from the battlefield.
  9. Resolve all Mana Echoes triggers, adding {4} for each Squirrel you control, plus {1} for each Elf and/or Druid you control.
  10. Repeat from step 2.

Combo 4 with Hornet Queen + Mana Echoes

Results: Infinite colored mana · Infinite colorless mana · Infinite creature tokens · Infinite ETB · Infinite LTB · Infinite storm count
Show steps
  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Cast Hornet Queen by paying {7}.
  3. Hornet Queen enters the battlefield, triggering itself, Cloudstone Curio, and Mana Echoes.
  4. Resolve the Cloudstone Curio trigger, returning nothing to your hand from the battlefield.
  5. Resolve the Hornet Queen trigger, creating four 1/1 Insect creature tokens with flying and deathtouch.
  6. The Insects enter the battlefield, triggering Mana Echoes four times and Cloudstone Curio four times.
  7. Resolve the first Cloudstone Curio trigger, returning Hornet Queen from the battlefield to your hand.
  8. Resolve all remaining Cloudstone Curio triggers, returning nothing to your hand from the battlefield.
  9. Resolve all Mana Echoes triggers, adding {5} for each Insect you control.
  10. Repeat from step 2.

Combo 5 with Chishiro, the Shattered Blade + Ashnod's Altar

Results: Infinite colored mana · Infinite colorless mana · Infinite creature tokens · Infinite death triggers · Infinite ETB · Infinite LTB · Infinite sacrifice triggers · Infinite storm count
Show steps
  1. Cast an Aura with mana value one or less by paying its mana cost, targeting any creature you control.
  2. The Aura enters the battlefield, triggering Cloudstone Curio and Chishiro.
  3. Resolve the Cloudstone Curio trigger, choosing to return any other Aura with mana value one or less from the battlefield to your hand.
  4. Resolve the Chishiro trigger, creating a 2/2 Spirit creature token.
  5. Activate Ashnod's Altar by sacrificing the Spirit token, adding {C}{C}.
  6. Repeat.
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