Forerunner of the Coalition + Timestream Navigator + Thassa, Deep-Dwelling

Prerequisites

• You have the city's blessing.
• You have an effect that grants Timestream Navigator haste each turn.

Steps

1. 1Activate Timestream Navigator by paying , tapping and putting it on the bottom of your library, causing you to take an extra turn after this one.
2. 2At the beginning of your end step, Thassa triggers, blinking Forerunner of the Coalition.
3. 3Forerunner of the Coalition enters, triggering its first ability, causing you to search your library for Timestream Navigator and put it on top of your library.
4. 4Move to your next turn, drawing Timestream Navigator during your draw phase.
5. 5Cast Timestream Navigator by paying .
6. 6Timestream Navigator enters the battlefield, triggering Forerunner of the Coalition's second ability, causing each opponent to lose 1 life.
7. 7Repeat.

Effects

• Infinite turns
• Lock