The Tenth Doctor + Taigam, Master Opportunist + Twice Upon a Time // Unlikely Meeting + Self-Suspending Instant or Sorcery

Prerequisites

• You control at least two Doctors.
• You have enough mana to cast Twice Upon a Time and the self-suspending card, if needed, during the first turn.
• You have a storm count of 1 if the self-suspending card is not in your hand, or a storm count of 0 otherwise.
• Self-Suspending Instant or Sorcery

Steps

1. 1Cast the self-suspending card by paying its mana cost if its in your hand, or any other spell otherwise if you have not cast a spell this turn.
2. 2Cast Twice Upon a Time by paying its mana cost.
3. 3Taigam triggers, copying Twice Upon a Time and then exiling it with four time counters on it and giving it suspend.
4. 4Resolve the copy of Twice Upon a Time, causing you to take an extra turn after this one.
5. 5Move to your next turn. At the beginning of that turn's upkeep, Twice Upon a Time and the self-suspending card's suspend abilities trigger, removing a time counter from each of them.
6. 6Activate The Tenth Doctor by paying , removing three time counters from Twice Upon a Time and the self-suspending card, triggering their suspend abilities.
7. 7Resolve the self-suspending card's suspend trigger, causing you to cast it from exile without paying its mana cost, and eventually exile it with time counters on it.
8. 8Resolve the Twice Upon a Time's suspend trigger, causing you to cast it from exile without paying its mana cost.
9. 9Repeat from step 3.

Effects

• Infinite turns
• Lock