Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Geralf's Messenger + Phyrexian Altar

WB identity

Commander legal

The 3 combo pieces

How to execute it

  1. Activate Phyrexian Altar by sacrificing Geralf's Messenger
  2. When Geralf's Messenger dies, its undying ability triggers, returning it from your graveyard to the battlefield with a +1/+1 counter on it.
  3. When Geralf's Messenger enters, it triggers, causing an opponent to lose 2 life.
  4. Activate Phyrexian Altar by sacrificing Geralf's Messenger
  5. When Geralf's Messenger dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  6. When Geralf's Messenger enters, it triggers, causing an opponent to lose 2 life.
  7. Repeat.

What the combo produces