Time Sieve + Encroaching Mycosynth + Helm of the Host + Evangel of Heliod

Prerequisites

• Helm of the Host attached to Evangel of Heliod.
• Your devotion to white is at least four.

Steps

1. 1At the beginning of your combat phase, Helm of the Host triggers, creating a token copy of Evangel of Heliod with haste.
2. 2When the Evangel of Heliod token enters the battlefield, it triggers, creating a number of 1/1 Soldier creature tokens equal to your devotion to white.
3. 3Activate Time Sieve by tapping it and sacrificing five creature tokens, causing you to take an extra turn after this one.
4. 4Repeat each turn.

Effects

• Infinite turns
• Lock