Clock of Omens, Ghost Town, Grinding Station, Toggo, Goblin Weaponsmith, and Walking Atlas

Prerequisites

• Clock of Omens on the battlefield
• Ghost Town on the battlefield
• Grinding Station on the battlefield
• Toggo, Goblin Weaponsmith on the battlefield
• Walking Atlas on the battlefield
• Walking Atlas does not have summoning sickness
• It is not your turn

Steps

1. During an opponent's turn, activate Walking Atlas by tapping it, putting Ghost Town from your hand onto the battlefield
2. Ghost Town enters the battlefield, triggering Toggo, creating a Rock equipment artifact token
3. The Rock token enters the battlefield, triggering Grinding Station, untapping Grinding Station
4. Activate Ghost Town's first ability by tapping it, adding
5. Activate Ghost Town's second ability by paying , returning it from the battlefield to your hand
6. Activate Clock of Omens by tapping the Rock token and Grinding Station, untapping Walking Atlas
7. Repeat

Results

• Infinite colorless mana
• Infinite landfall triggers