Obeka, Splitter of Seconds + Time Sieve + Thopter Spy Network

Prerequisites

• Obeka has power 4 or greater and cannot be blocked by an opponent.

Steps

1. 1At the beginning of your upkeep, Thopter Spy Network's first ability triggers, creating a 1/1 Thopter artifact creature token.
2. 2Deal combat damage using Obeka.
3. 3Obeka triggers, causing you to get at least four upkeep steps after this phase.
4. 4Repeat step 1 during each of the additional upkeep steps.
5. 5Activate Time Sieve by tapping it and sacrificing five Thopters, causing you to take an extra turn after this one.
6. 6Repeat each turn.

Effects

• Infinite turns
• Lock