Helm of the Host, Mirror Mockery, Roalesk, Apex Hybrid, and Sage of Hours

Prerequisites

• Helm of the Host on the battlefield
• Mirror Mockery on the battlefield
• Roalesk, Apex Hybrid on the battlefield
• Sage of Hours on the battlefield
• Helm of the Host and Mirror Mockery attached to Roalesk
• One opponent can be attacked

Steps

1. At the beginning of combat, Helm of the Host will trigger, making a nonlegendary copy of Roalesk
2. When the Roalesk token ETBs, put the 2 +1/+1 counters on Sage of Hours
3. Attack with the nontoken Roalesk
4. Mirror Mockery triggers, making a copy of Roalesk
5. Place its ETB trigger onto the stack targeting Sage of hours, then sacrifice this token copy due to the legend rule, proliferating the +1/+1 counters on Sage of Hours up to 4
6. Resolve the ETB trigger, increasing the total number of +1/+1 counters on Sage of Hours to 6
7. Remove all +1/+1 counters from Sage of Hours to take an extra turn
8. Repeat for infinite turns

Results

• Infinite turns