How can you create a combo with Grenzo, Dungeon Warden, Epitaph Golem, Sengir Autocrat, Phyrexian Altar?
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[START OF COMBO]This combo can be formed with Grenzo, Dungeon Warden, Epitaph Golem, Sengir Autocrat, Phyrexian Altar

Color identity: BR
Mana cost: {3}
Steps:
  1. Activate Phyrexian Altar by sacrificing Sengir Autocrat, adding {1}.
  2. When Sengir Autocrat leaves the battlefield, its second ability triggers, exiling all Serf tokens.
  3. Activate Epitaph Golem 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 Phyrexian Altar three times by sacrificing the Serfs, adding {3}.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - 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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