God-Eternal Kefnet, Jace, the Mind Sculptor, and Time Warp

Prerequisites

• God-Eternal Kefnet on the battlefield
• Jace, the Mind Sculptor on the battlefield
• Time Warp in hand
• each turn available

Steps

1. Activate Jace's zero loyalty ability, putting Time Warp on top of your library
2. Move to your next turn
3. On your next draw step, when you draw Time Warp, reveal it due to Kefnet's ability, making a copy that costs less to cast
4. Cast the copy for , granting you an extra turn

Results

• Infinite turns