River Song + Kylox's Voltstrider + Time Stretch

Prerequisites

• An opponent cannot block and kill Kylox's Voltstrider.

Steps

1. 1Cast Time Stretch by paying , causing you to take two extra turns after this one.
2. 2Move to your second extra turn.
3. 3Activate Kylox's Voltstrider's first ability by exiling Time Stretch from your graveyard, causing Kylox's Voltstrider to become an artifact creature until end of turn.
4. 4Declare Kylov's Voltstrider as an attacker.
5. 5Kylox's Voltstrider triggers, causing you to pay to cast Time Stretch from exile.
6. 6Resolve Time Stretch, causing you to take two extra turns after this one, and put Time Stretch on the bottom of your library.
7. 7Move to your first extra turn, drawing Time Stretch from the bottom of your library due to River Song.
8. 8Move to your second extra turn.
9. 9Repeat.

Effects

• Infinite turns
• Lock