Isochron Scepter, Final Fortune, and Obeka, Brute Chronologist

Prerequisites

• Isochron Scepter on the battlefield
• Final Fortune in exile
• Obeka, Brute Chronologist on the battlefield
• available

Steps

1. Activate Isochron Scepter by paying , casting a copy of Final Fortune
2. At the beginning of your next end step, if you cast Final Fortune on the previous turn, Final Fortune's lose the game ability triggers
3. In response, activate Obeka by tapping it, choosing to end the turn and exiling the stack in the process
4. Repeat each turn

Results

• Infinite turns