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

Color identity: BR
Mana cost: {2}
Steps:
  1. Activate Ashnod's Altar by sacrificing Dockside Extortionist, adding {C}{C}.
  2. Activate Soldevi Digger by paying {2}, putting Dockside Extortionist from your graveyard on the bottom of your library.
  3. Activate Grenzo by paying {2}, putting Dockside Extortionist from the bottom of your library into your graveyard, and then onto the battlefield.
  4. Dockside Extortionist enters the battlefield, creating at least three Treasure tokens.
  5. Activate two Treasure tokens by tapping and sacrificing them, adding {2}.
  6. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
  - Opponents control at least three artifacts and/or enchantments.
[END OF COMBO PREREQUISITES]
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