Walk the Aeons + Seasons Past + Final Parting

Walk the Aeons
Seasons Past
Final Parting

Requires
Walk the Aeons must be in hand, or in the graveyard. Seasons Past must be in hand. Final Parting must be in hand, or in the graveyard. Mana needed: 11bbgguu each turn
Steps
  1. Cast Seasons Past by paying 4gg, returning Final Parting, Walk the Aeons, and any number of cards with different mana costs to your hand and putting Seasons Past on the bottom of your library.
  2. Cast Final Parting by paying 3bb, putting Seasons Past from your library into your hand.
  3. Cast Walk the Aeons by paying 4uu, granting you an extra turn.
  4. Repeat each turn.
Results
Infinite turns.