How can you create a combo with Prossh, Skyraider of Kher, Phyrexian Altar, Ashnod's Altar?
user
[START OF COMBO]This combo can be formed with Prossh, Skyraider of Kher, Phyrexian Altar, Ashnod's Altar

Color identity: BRG
Mana cost: {3}{B}{R}{G} plus enough mana to pay for commander tax, if applicable
Steps:
  1. Cast Prossh from the command zone by paying {3}{B}{R}{G} plus commander tax, if applicable.
  2. Prossh triggers, creating a 0/1 Kobold of Kher Keep token for each mana spent to cast Prossh.
  3. Activate Ashnod's Altar by sacrificing Prossh, adding {C}{C}.
  4. Choose to have Prossh returned to the command zone.
  5. Activate Phyrexian Altar by sacrificing three Kobold of Kher Keep tokens, adding {B}{R}{G}.
  6. Activate Ashnod's Altar by sacrificing a Kobold of Kher Keep token, adding {C}{C}.
  7. Repeat step 6 until you have enough mana to cast Prossh.
  8. Repeat from step 1.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite colorless mana
  - Infinite commander casts
  - Infinite creature tokens
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Prossh, Skyraider of Kher must be in the command zone
  - Phyrexian Altar must be on the battlefield
  - Ashnod's Altar must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant