How can you create a combo with Prossh, Skyraider of Kher, Phyrexian Altar, Purphoros, God of the Forge?
user
[START OF COMBO]This combo can be formed with Prossh, Skyraider of Kher, Phyrexian Altar, Purphoros, God of the Forge

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}{R}{G} and commander tax, if applicable.
  2. Prossh triggers, creating a 0/1 Kobolds of Kher Keep token for each mana spent to cast it.
  3. The Kobolds enter the battlefield, triggering Purphoros that many times, dealing 2 damage to each opponent for each Kobold.
  4. Prossh enters the battlefield, triggering Purphoros, dealing 2 damage to each opponent.
  5. Activate Phyrexian Altar three times by sacrificing Prossh and two Kobolds, adding {B}{R}{G}.
  6. Choose to return Prossh from your graveyard to the command zone.
  7. Activate Phyrexian Altar by sacrificing all remaining Kobolds, adding {1} for each Kobold sacrificed this way.
  8.  Repeat for each {1} additional mana you have available.[END OF COMBO STEPS]

Result:
  - Near-infinite damage
  - Near-infinite death triggers
  - Near-infinite enters the battlefield
  - Near-infinite leaves the battlefield
  - Near-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
  - Purphoros, God of the Forge must be on the battlefield
  - At least
[END OF COMBO PREREQUISITES]
assistant