Double Vision + Venser, Shaper Savant + Panharmonicon + Nexus of Fate

Prerequisites

• You have not cast any instant or sorcery spell this turn.

Steps

1. 1Cast Nexus of Fate by paying .
2. 2Double Vision triggers, creating a copy of Nexus of Fate.
3. 3Holding priority, cast Venser by paying .
4. 4Venser enters the battlefield, returning itself and original Nexus of Fate to your hand.
5. 5Resolve the Nexus of Fate copy, causing you to take an extra turn after this one.
6. 6Move to your extra turn.
7. 7Repeat.

Effects

• Infinite turns
• Lock