How can you create a combo with Tayam, Luminous Enigma, Sengir, the Dark Baron, Ashnod's Altar, Geralf's Messenger?
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[START OF COMBO]This combo can be formed with Tayam, Luminous Enigma, Sengir, the Dark Baron, Ashnod's Altar, Geralf's Messenger

Color identity: WBG
Mana cost: {1}
Steps:
  1. Activate Ashnod's Altar by sacrificing Geralf's Messenger, adding {C}{C}.
  2. When Geralf's Messenger dies, its undying ability and Sengir's first ability trigger.
  3. Resolve the Geralf's Messenger trigger, returning it from your graveyard to the battlefield with a +1/+1 counter and a vigilance counter on it.
  4. When Geralf's Messenger enters the battlefield, it triggers, causing an opponent to lose 2 life.
  5. Resolve the Sengir trigger, putting two +1/+1 counters on Sengir.
  6. Activate Tayam by paying {3}, removing a +1/+1 counter from Sengir, and both counters from Geralf's Messenger.
  7. Holding priority, activate Ashnod's Altar by sacrificing Geralf's Messenger, adding {C}{C}.
  8. Repeat steps 2-5 one additional time.
  9. Activate Ashnod's Altar by sacrificing Geralf's Messenger, adding {C}{C}.
  10. Resolve Tayam's ability from step 6, causing you to mill three cards and returning Geralf's Messenger from your graveyard to the battlefield.
  11. When Geralf's Messenger enters the battlefield, it triggers, causing an opponent to lose 2 life.
  12. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite +1/+1 counters on Sengir
  - Infinite colorless mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite lifeloss
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers
  - Infinite self-mill
  - Put all permanents with mana value three or less from your graveyard and library onto the battlefield[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Geralf's Messenger does not have a +1/+1 counter on it.
[END OF COMBO PREREQUISITES]
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