Debtors' Knell + Myr Battlesphere + Time Sieve

WUB identity

Commander legal

The 3 combo pieces

• Debtors' Knell
• Myr Battlesphere
• Time Sieve

How to execute it

1. At the beginning of your upkeep, Debtors' Knell triggers, returning Myr Battlesphere from your graveyard to the battlefield.
2. Myr Battlesphere enters the battlefield, creating four 1/1 Myr artifact creature tokens.
3. Activate Time Sieve by tapping it, sacrificing Myr Battlesphere and the four Myr tokens, causing you to take an extra turn after this one.
4. Repeat each turn.

What the combo produces

• Infinite turns
• Lock