Every Puzzles & Survivalcode that has expired, with the date redemption closed. Use this to confirm whether a code from a Reddit thread or old guide is still claimable — if it's on this page, it's no longer valid.
2 expired codes on record
pnssummer300 Diamonds, 20x Antiserum, 10x 10-Min Speedups, Combat Manuals—PNS3RD300 Diamonds, 30x Antiserum, 6x 10-Min Speedup—