Chains of Mephistopheles, Dakmor Salvage, Skola Grovedancer, and Lich

Prerequisites

• Chains of Mephistopheles on the battlefield
• Dakmor Salvage in hand
• Skola Grovedancer on the battlefield
• Lich on the battlefield
• You have a way to draw a card

Steps

1. Attempt to draw a card
2. The card draw is replaced by Chains of Mephistopheles, causing you instead to discard Dakmor Salvage, then mill two cards and return Dakmor Salvage from your graveyard to your hand
3. Skola Grovedancer triggers, attempting to cause you to draw a card due to Lich
4. Repeat from step 2

Results

• Infinite self-mill
• Near-infinite self-discard triggers