Soul of Windgrace, Surly Badgersaur, Dakmor Salvage, and Bone Miser

Prerequisites

• Soul of Windgrace on the battlefield
• Surly Badgersaur on the battlefield
• Dakmor Salvage in hand
• Bone Miser on the battlefield
• available

Steps

1. Activate Soul of Windgrace's second ability by paying and discarding Dakmor Salvage
2. Surly Badgersaur's second ability and Bone Miser's second ability triggers
3. Resolve the Bone Miser trigger, adding
4. Resolve the Surly Badgersaur trigger, creating a Treasure token
5. Resolve the Soul of Windgrace ability, causing you to mill two cards and return Dakmor Salvage from your graveyard to your hand
6. Activate a Treasure token by tapping and sacrificing it, adding
7. Repeat

Results

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