Asmodeus the Archfiend + Heartstone + Mairsil, the Pretender + and 2 others

Mana needed: {1}{B}{B}{B}{B}

UBR identity

Commander legal

The 5 combo pieces

How to execute it

  1. Activate Mairsil using Asmodeus' first ability by paying {B}{B}{B}, causing you to draw seven cards.
  2. Activate Mairsil using Pack Rat's ability by paying {1}{B} and discarding a card.
  3. Holding priority, activate Mairsil by discarding a card and sacrificing it, adding {B}{B}{B}.
  4. Resolve the Mairsil ability from step 2, creating a token copy of Mairsil.
  5. Repeat from step 2 two additional times.
  6. Repeat from step 1.

What the combo produces