How can you create a combo with Grenzo, Dungeon Warden, Soldevi Digger, Sengir Autocrat, Ashnod's Altar?
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[START OF COMBO]This combo can be formed with Grenzo, Dungeon Warden, Soldevi Digger, Sengir Autocrat, Ashnod's Altar

Color identity: BR
Mana cost: {2}
Steps:
  1. Activate Ashnod's Altar by sacrificing Sengir Autocrat, adding {C}{C}.
  2. When Sengir Autocrat leaves the battlefield, its second ability triggers, exiling all Serf tokens.
  3. Activate Soldevi Digger by paying {2}, putting Sengir Autocrat on the bottom of your library from your graveyard.
  4. Activate Grenzo by paying {2}, putting Sengir Autocrat into your graveyard from the bottom of your library, and then putting it onto the battlefield.
  5. When Sengir Autocrat enters the battlefield, its first ability triggers, creating three 0/1 Serf creature tokens.
  6. Activate Ashnod's Altar three times by sacrificing the Serfs, adding six {C}.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
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