Time Sieve + Academy Manufactor + Selesnya Sanctuary + Primal Vigor + Tireless Provisioner

Time Sieve

Academy Manufactor

Selesnya Sanctuary

Primal Vigor

Tireless Provisioner

How it works

1. Play Selesnya Sanctuary.
2. When Selesnya Sanctuary enters, it and Tireless Provisioner trigger
3. Resolve the Selesnya Sanctuary trigger, returning it from the battlefield to your hand.
4. Resolve the Tireless Provisioner trigger, creating two Treasure, two Clue and two Food artifact tokens due to Academy Manufactor and Primal Vigor.
5. Activate Time Sieve by tapping it and sacrificing five of the artifact tokens, causing you to take an extra turn after this one.
6. Repeat each turn.