Golbez, Crystal Collector, Repository Skaab, and Walk the Aeons

Prerequisites

• Golbez, Crystal Collector on the battlefield
• Repository Skaab in hand
• Walk the Aeons in hand
• each turn available

Steps

1. Cast Walk the Aeons by paying its mana cost, causing you to take an extra turn after this one
2. Cast Repository Skaab by paying
3. When Repository Skaab enters the battlefield, its first ability triggers, causing it to exploit itself
4. Its second ability then triggers, returning Walk the Aeons from your graveyard to your hand
5. At the beginning of your end step, Golbez's second ability triggers, returning Repository Skaab from your graveyard to your hand
6. Repeat each turn

Results

• Infinite turns