The Gitrog Monster, Dakmor Salvage, and Olivia's Dragoon

Prerequisites

• The Gitrog Monster on the battlefield
• Dakmor Salvage in hand
• Olivia's Dragoon on the battlefield

Steps

1. Activate Olivia's Dragoon by discarding Dakmor Salvage
2. The Gitrog Monster's third ability triggers, causing you to mill two cards and return Dakmor Salvage from your graveyard to your hand
3. Resolve the Olivia's Dragoon ability, giving it flying until end of turn
4. Repeat

Results

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