The Achievement Collection is an airdrop that took place on January 4, 2024 according to the Odyssey member's level on 12/31/2023 at 11:59 pm PST. Each stamp includes points based on level, and points for this collection stack on secondary purchases.
100 points
300 points
1,368 stamps
600 points
683 stamps
1,000 points
367 stamps
1,500 points