Sage of Hours, Master Biomancer, and Helm of the Host

Prerequisites

• Sage of Hours on the battlefield
• Master Biomancer on the battlefield
• Helm of the Host on the battlefield
• Helm of the Host attached to Sage of Hours
• Master Biomancer has power five or greater

Steps

1. At the beginning of your combat phase, Helm of the Host triggers, creating a token copy of Sage of Hours with haste that enters the battlefield with at least five +1/+1 counters on it due to Master Biomancer
2. Activate the Sage of Hours copy by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one
3. Repeat

Results

• Infinite turns