Timestream Navigator + Reflections of Littjara + Riptide Laboratory

Prerequisites

• You have the city's blessing and/or control at least eight permanents.
• "Human", "Pirate", or "Wizard" chosen with Reflections of Littjara.

Steps

1. 1Cast Timestream Navigator by paying .
2. 2Reflections of Littjara triggers, copying the Timestream Navigator spell.
3. 3Resolve the copy of the Timestream Navigator spell.
4. 4If you don't have the city's blessing and control ten or more permanents, the Timestream Navigator token gives you the city's blessing.
5. 5Resolve the original Timestream Navigator spell.
6. 6If you don't have the city's blessing, Timestream Navigator gives you the city's blessing.
7. 7Activate Riptide Laboratory's second ability by paying and tapping it, returning the nontoken Timestream Navigator to your hand from the battlefield.
8. 8During your next turn, repeat steps 1 through 7 one additional time.
9. 9Activate the oldest Timestream Navigator token by paying , tapping it and putting it on the bottom of your library from the battlefield, causing you to take an extra turn after this one.
10. 10Repeat from step 8 each turn.

Effects

• Infinite turns
• Lock