Code 18
Xbox 360 · 2011
About this game
Code_18 is the fifth entry in the Infinity series, which also includes Never 7: The End of Infinity, Ever 17: The Out of Infinity, Remember 11: The Age of Infinity, and 12Riven: The Psi-Climinal of Integral.
The game follows Hayato Hino, a high school student who receives voice messages from the future on his phone, and is stuck in a loop, repeating a month of his life over and over again.
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Cyberfront bought the rights to the Infinity series after its previous developer, KID, closed down.
The game's writing was done by the group Run & Gun, while the sound production was handled by the band Milktub.
While the development team had originally planned to use a theme of "escape from an enclosed space" similarly to previous Infinity games, it was changed due to concerns of the size of the game's audience, and was seen as a reboot of the series.
About Xbox 360
Microsoft's second console, the Xbox 360 (2005), is remembered for popularizing online multiplayer through Xbox Live and for a notoriously high hardware failure rate (the "Red Ring of Death") — which ironically makes well-preserved, working units and complete game cases more collectible today. Physical 360 games are still generally affordable, though limited Kinect-era peripherals and bundles are becoming harder to find complete.
Gamevaro tracks Code 18 for Xbox 360 with separate market values for loose, complete-in-box (CIB) and factory-sealed copies, sourced from real eBay sales. Prices also vary by region — PAL, NTSC-U and NTSC-J releases of the same game often sell for different amounts due to print run sizes and regional collector demand.
Adding Code 18 to a Gamevaro collection takes seconds — search by title or scan the box barcode, and the app fills in cover art, release details and current pricing automatically. This X360 release dates back to 2011.
Price history
Market values by condition
NTSC-J
Recent sales
| Date | Type | Region | Price |
|---|---|---|---|
| 2026-07-12 | Manual Only | NTSC-J | €8.96 |
| 2026-07-12 | Item only | NTSC-J | €31.37 |
| 2026-07-12 | Complete in Box | NTSC-J | €35.79 |
| 2026-07-12 | New (sealed) | NTSC-J | €64.74 |
| 2026-07-12 | Graded New | NTSC-J | €71.22 |
| 2026-07-12 | Box Only | NTSC-J | €14.33 |
| 2026-07-10 | Item only | NTSC-J | €31.36 |
| 2026-07-10 | Box Only | NTSC-J | €14.32 |
| 2026-07-10 | Manual Only | NTSC-J | €8.95 |
| 2026-07-10 | New (sealed) | NTSC-J | €64.71 |
| 2026-07-10 | Complete in Box | NTSC-J | €35.78 |
| 2026-07-10 | Graded New | NTSC-J | €71.18 |
| 2026-07-04 | Item only | NTSC-J | €53.28 |
| 2026-06-18 | Box Only | NTSC-J | €16.32 |
| 2026-06-18 | Item only | NTSC-J | €34.62 |
| 2026-06-18 | New (sealed) | NTSC-J | €73.31 |
| 2026-06-18 | Graded New | NTSC-J | €80.65 |
| 2026-06-18 | Manual Only | NTSC-J | €10.19 |
| 2026-06-18 | Complete in Box | NTSC-J | €40.79 |
| 2026-06-08 | Box Only | NTSC-J | €14.06 |
| 2026-06-08 | Item only | NTSC-J | €34.48 |
| 2026-06-08 | Manual Only | NTSC-J | €8.79 |
| 2026-06-08 | New (sealed) | NTSC-J | €73.02 |
| 2026-06-08 | Graded New | NTSC-J | €80.33 |
| 2026-06-08 | Complete in Box | NTSC-J | €40.63 |
| 2026-05-17 | Manual Only | NTSC-J | €8.76 |
| 2026-05-17 | New (sealed) | NTSC-J | €63.32 |
| 2026-05-17 | Graded New | NTSC-J | €69.66 |
| 2026-05-17 | Box Only | NTSC-J | €14.02 |
| 2026-05-17 | Item only | NTSC-J | €30.69 |
Market insights
Rarity & condition
Code 18 has a steady sales history on the tracked marketplaces, meaning enough copies circulate to establish a reliable market price.
Complete-in-box (CIB) copies typically command a premium over loose cartridges/discs because the original box and manual are more fragile and get discarded or damaged over time — fewer complete sets survive.
Frequently asked questions
How much is Code 18 worth?
Code 18 for Xbox 360 is currently worth €53.28 loose, €35.79 complete in box, and €64.74 factory sealed. Prices are based on real sales and update regularly on Gamevaro.
Is Code 18 rare?
Code 18 has a steady sales history on the tracked marketplaces, meaning it trades hands regularly and isn't considered particularly rare.
What's the difference between loose, CIB and sealed for Code 18?
Loose means cartridge or disc only, CIB (complete in box) includes the original box and manual, and sealed means factory-sealed and never opened. For Code 18, loose is €53.28 and CIB is €35.79 — CIB commands a premium because original boxes and manuals are fragile and often don't survive.
Ratings & Reviews
Also on other platforms
More Xbox 360 games