Immaculate Magistrate, and Sage of Hours

Prerequisites

• Immaculate Magistrate on the battlefield
• Sage of Hours on the battlefield
• Immaculate Magistrate does not have summoning sickness
• You control at least five Elves

Steps

1. Activate Immaculate Magistrate by tapping it, putting at least five +1/+1 counters on Sage of Hours
2. Activate Sage of Hours' ability by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one
3. Repeat each turn

Results

• Infinite turns