Activate Timestream Navigator by paying {2}{U}{U}, tapping it and putting it on the bottom of your library from the battlefield, causing you to take an extra turn after this one.
Activate Planar Bridge by paying {8} and tapping it, causing you to search your library for Timestream Navigator and put it onto the battlefield.
Repeat each turn.

Infinite turns

Lock

Timestream Navigator

Planar Bridge

Activate Planar Bridge by paying {8} and tapping it, causing you to search your library for Myr Battlesphere and put it onto the battlefield.
When Myr Battlesphere enters the battlefield, it triggers, creating four 1/1 Myr artifact creature tokens.
Activate Time Sieve by tapping it, sacrificing Myr Battlesphere and the four Myr tokens, causing you to take an extra turn after this one.
Activate Epitaph Golem by paying {2}, putting Myr Battlesphere on the bottom of your library from your graveyard.
Repeat each turn.

Time Sieve

Myr Battlesphere

Epitaph Golem

Activate Planar Bridge by paying {8} and tapping it, causing you to search your library for Myr Battlesphere and put it onto the battlefield.
When Myr Battlesphere enters the battlefield, it triggers, creating four 1/1 Myr artifact creature tokens.
Activate Time Sieve by tapping it, sacrificing Myr Battlesphere and the four Myr tokens, causing you to take an extra turn after this one.
Activate Transplant Theorist by paying {2}, putting Myr Battlesphere on the bottom of your library from your graveyard.
Repeat each turn.

Transplant Theorist

Activate Planar Bridge by paying {8} and tapping it, causing you to search your library for Myr Battlesphere and put it onto the battlefield.
When Myr Battlesphere enters the battlefield, it triggers, creating four 1/1 Myr artifact creature tokens.
Activate Time Sieve by tapping it, sacrificing Myr Battlesphere and the four Myr tokens, causing you to take an extra turn after this one.
Activate Soldevi Digger by paying {2}, putting Myr Battlesphere on the bottom of your library from your graveyard.
Repeat each turn.

Soldevi Digger

Activate Planar Bridge by paying {8} and tapping it, causing you to search your library for Myr Battlesphere and put it onto the battlefield.
When Myr Battlesphere enters the battlefield, it triggers, creating four 1/1 Myr artifact creature tokens.
Activate Time Sieve by tapping it, sacrificing Myr Battlesphere and the four Myr tokens.
Myr Battlesphere is put on the bottom of your library instead of in your graveyard due to Wheel of Sun and Moon.
Resolve the Time Sieve ability, causing you to take an extra turn after this one.
Repeat each turn.

Combos with "Planar Bridge"