Grinding Station, Karn, Silver Golem, Salvaging Station, and Sol Ring

Prerequisites

• Grinding Station on the battlefield
• Karn, Silver Golem on the battlefield
• Salvaging Station on the battlefield
• Sol Ring on the battlefield

Steps

1. Activate Sol Ring by tapping it, adding
2. Activate Karn by paying , causing Sol Ring to become an artifact creature until end of turn
3. Activate Grinding Station by tapping it and sacrificing Sol Ring
4. When Sol Ring dies, Salvaging Station triggers, untapping Salvaging Station
5. Resolve the Grinding Station ability, causing target player to mill three cards
6. Activate Salvaging Station by tapping it, returning Sol Ring from your graveyard to the battlefield
7. When Sol Ring enters the battlefield, Grinding Station triggers, untapping Grinding Station
8. Repeat

Results

• Infinite colorless mana
• Infinite death triggers
• Infinite LTB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill