Kykar, Zephyr Awakener, Greenwarden of Murasa, and Time Warp

Prerequisites

• Kykar, Zephyr Awakener on the battlefield
• Greenwarden of Murasa on the battlefield
• Time Warp in hand
• each turn available

Steps

1. Cast Time Warp by paying its mana cost
2. Kykar triggers, exiling Greenwarden of Murasa
3. Resolve Time Warp, causing you to take an extra turn after this one
4. At the beginning of your end step, Kykar triggers, returning Greenwarden of Murasa from exile to the battlefield
5. When Greenwarden of Murasa enters, it triggers, returning Time Warp from your graveyard to your hand
6. Repeat each turn

Results

• Infinite turns
• Lock