Mystic Sanctuary, Vedalken Mastermind, and Time Walk

Prerequisites

• Mystic Sanctuary in hand
• Vedalken Mastermind on the battlefield
• Time Walk in hand
• each turn available

Steps

1. Cast Time Walk by paying its mana cost, causing you to take an extra turn after this one
2. Play Mystic Sanctuary
3. When Mystic Sanctuary enters untapped, it triggers, putting Time Walk from your graveyard onto the top of your library
4. Move to your next turn, drawing Time Walk during your draw step
5. Activate Mystic Sanctuary by tapping it, adding
6. Activate Vedalken Mastermind by paying and tapping it, returning Mystic Sanctuary from the battlefield to your hand
7. Repeat

Results

• Infinite turns
• Skip your draw step