Requires

Double Vision must be on the battlefield. Venser, Shaper Savant must be in hand. Naban, Dean of Iteration must be on the battlefield. Time Warp must be in hand. You haven't cast an instant or sorcery spell this turn. Mana needed: each turn

Steps

1. Cast Time Warp by paying .
2. Double Vision triggers, copying Time Warp.
3. Holding priority, cast Venser by paying .
4. When Venser enters the battlefield, it triggers twice, returning itself and the original Time Warp to your hand from the battlefield and stack respectively.
5. Resolve the copy of Time Warp, causing you to take an extra turn after this one.
6. Repeat each turn.

Results