Abhorrent Overlord + Encroaching Mycosynth + Rionya, Fire Dancer + Time Sieve

UBR identity

Commander legal

The 4 combo pieces

• Abhorrent Overlord
• Encroaching Mycosynth
• Rionya, Fire Dancer
• Time Sieve

How to execute it

1. At the beginning of your combat phase, Rionya triggers, creating at least one token copy of Abhorrent Overlord with haste.
2. When the Abhorrent Overlord token enters the battlefield, it triggers, creating at least four 1/1 Harpy creature tokens.
3. Activate Time Sieve by tapping it, sacrificing the Abhorrent Overlord token and the Harpy tokens, causing you to take an extra turn after this one.
4. Repeat each turn.

What the combo produces

• Infinite turns
• Lock