Time Sieve, Myr Battlesphere, Planar Bridge, and Wheel of Sun and Moon

Prerequisites

• Time Sieve on the battlefield
• Myr Battlesphere in the library
• Planar Bridge on the battlefield
• Wheel of Sun and Moon on the battlefield
• each turn available

Steps

1. Activate Planar Bridge by paying and tapping it, causing you to search your library for Myr Battlesphere and put it onto the battlefield
2. When Myr Battlesphere enters the battlefield, it triggers, creating four 1/1 Myr artifact creature tokens
3. Activate Time Sieve by tapping it, sacrificing Myr Battlesphere and the four Myr tokens
4. Myr Battlesphere is put on the bottom of your library instead of in your graveyard due to Wheel of Sun and Moon
5. Resolve the Time Sieve ability, causing you to take an extra turn after this one
6. Repeat each turn

Results

• Infinite turns