Thassa, Deep-Dwelling + Archaeomancer + Temporal Manipulation

Thassa, Deep-Dwelling
Archaeomancer
Temporal Manipulation

Requires
Temporal Manipulation in hand. All permanents on the battlefield. 3uu available each turn.
Steps
  1. Cast Temporal Manipulation by paying 3uu, getting an extra turn after this one
  2. At the beginning of your end step, Thassa triggers, blinking Archaeomancer
  3. Archaeomancer enters the battlefield, returning Temporal Manipulation from your graveyard to your hand
  4. Repeat
Results
Infinite turns.