Sage of Hours, Mimic Vat, and The Ozolith

Prerequisites

• Sage of Hours on the battlefield
• Mimic Vat on the battlefield
• The Ozolith on the battlefield
• each turn available

Steps

1. Activate Mimic Vat by paying and tapping it, creating a token copy of a creature with haste that enters with at least five +1/+1 counters on it and creating a delayed triggered ability
2. At the beginning of your end step, the delayed triggered ability from Mimic Vat triggers, exiling the creature token
3. When the token leaves the battlefield, The Ozolith triggers, putting at least five +1/+1 counters on Sage of Hours
4. Activate Sage of Hours by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one
5. Repeat each turn

Results

• Infinite turns
• Lock