Chthonian Nightmare + Peregrine Drake

UB identity

Commander legal

The 2 combo pieces

How to execute it

  1. Activate up to five lands by tapping them, adding at least {2}{B}{B}.
  2. Activate Chthonian Nightmare by paying at most {E}, sacrificing Peregrine Drake and returning Chthonian Nightmare from the battlefield to your hand, returning a creature with mana value 1 or less from your graveyard to the battlefield.
  3. Cast Chthonian Nightmare by paying {1}{B}.
  4. When Chthonian Nightmare enters the battlefield, it triggers, giving you {E}{E}{E}.
  5. Activate Chthonian Nightmare by paying {E}{E}{E}{E}{E}, sacrificing a nontoken creature with mana value 1 or less and returning Chthonian Nightmare from the battlefield to your hand, returning Peregrine Drake from your graveyard to the battlefield.
  6. When Peregrine Drake enters the battlefield, it triggers, untapping up to five lands.
  7. Cast Chthonian Nightmare by paying {1}{B}.
  8. When Chthonian Nightmare enters the battlefield, it triggers, giving you {E}{E}{E}.
  9. Repeat.
  10. If the five lands can tap to produce at least {3}{B}{B}, this combo nets infinite mana.

What the combo produces