Panoptic Mirror, and Temporal Mastery

Prerequisites

• Panoptic Mirror on the battlefield
• Temporal Mastery in exile
• undefined

Steps

1. At the beginning of your upkeep, Panoptic Mirror triggers, casting a copy of Temporal Mastery without paying its mana cost
2. Resolve Temporal Mastery, causing you to take an extra turn after this one
3. Repeat each turn

Results

• Infinite turns