Bone Miser + Chains of Mephistopheles + Nightmare Void

B identity

Commander legal

The 3 combo pieces

• Bone Miser
• Chains of Mephistopheles
• Nightmare Void

How to execute it

1. Attempt to draw a card. The draw will be replaced by Chains of Mephistopheles, causing you to instead discard Nightmare Void. Then, you will mill two cards and return Nightmare Void from your graveyard to your hand due to Nightmare Void's dredge ability.
2. Bone Miser's third ability triggers, attempting to have you draw a card. The draw will be replaced by Chains of Mephistopheles, causing you to instead discard Nightmare Void. Then, you will mill two cards and return Nightmare Void from your graveyard to your hand due to Nightmare Void's dredge ability.
3. Repeat step 2.

What the combo produces

• Infinite self-mill