If you’re browsing Fracture Case drops and want something that reads “lab terminal” instead of loud graffiti, Mainframe 001 (listed as weapon | 主机001) is one of the clearer theme picks in the Rare row. It landed 2020-08-06 with the Fracture Case and the On the Case update; the finish is a custom paint job in official blue-and-purple high-tech styling, with workshop artist MultiH credited on the weapon it ships on.

The line “What kind of secret is _001 holding?” isn’t a stat—it’s a nudge to inspect and spin the gun. Pattern placement and how the purple panels sit on the body change with wear more than a static marketplace screenshot suggests.

Quick specs (for shopping)

| Item | Detail |
|------|--------|
| Release | 2020-08-06 (Fracture Case / On the Case) |
| Series | Fracture Case collection |
| Source | Fracture Case unbox; collection tagging for set builds |
| Rarity | Rare |
| Finish | Custom paint job |
| Wear | 0.00–1.00 (all floats possible) |
| Designer | MultiH (Workshop) |

Wear & inspect: what to check before you pay

• Low wear: blues stay crisp; purple accents read more “server rack” than muddy. Still verify the scope and stock—SSG profiles show scratches early on some floats.
• Mid wear: contrast often softens; some listings look dull in thumbnails but fine in game—always open the seller’s inspect link.
• High wear: violet can wash toward gray-brown; if you wanted the cyber look, float matters more than on flatter skins.

Shop habit: filter by wear band on C5GAME or Steam Community Market, then match the listing to in-game inspect. Don’t buy off the case art alone.

Who is it for?

• Set collectors filling a Fracture-themed loadout—pairs cleanly with other cold sci-fi tones from the same case era.
• SSG users who want a readable silhouette without neon clutter.
• Budget Rare hunters—not Covert drama, but the “001” naming and palette have niche appeal; price usually reflects that rather than hype tier.

导购结论

Worth picking up if you like blue/purple tech skins and you’re willing to spend five minutes in inspect to lock a float you actually like. Skip or go cheap if you need a flex skin or you hate wear-sensitive color—this one lives or dies on how clean the panels look at your chosen float. For Fracture completionists, it’s a sensible representative Rare slot; for pure performance, it’s cosmetic—buy for looks, not imaginary headshot buffs.

专家碎碎念

Fracture Case Rares are easy to overlook next to flashier siblings, but Mainframe 001 is doing honest work: one readable concept (host / terminal / “001”), two colors, full float range. MultiH’s Workshop credit is a nice bookmark for 2020-08-06 collectors. My boring rule still applies: the thumbnail is marketing, the spin is the product. If two listings are a few cents apart, take the one with the inspect that matches how you hold the SSG—first-person beats catalog art every time.