Requires

Walk the Aeons must be in hand, or in the graveyard. Seasons Past must be in hand. Mastermind's Acquisition must be in hand, or in the graveyard. Mana needed: each turn

Steps

1. Cast Seasons Past by paying , returning Walk the Aeons, Mastermind's Acquisition, and any number of cards with different mana costs to your hand and putting Seasons Past on the bottom of your library.
2. Cast Mastermind's Acquisition by paying , putting Seasons Past from your library into your hand.
3. Cast Walk the Aeons by paying , granting you an extra turn.
4. Repeat each turn.

Results