If you’re shopping a knife | Case Hardened on this Kukri, treat the listing thumbnail as a hint, not the contract. Valve’s blurb is straightforward: high-heat charcoal work leaves a living case-hardened skin—color and placement shift with pattern and wear, not a flat sticker that stays identical forever. The flavor line about colorful marks being no big deal is the same message: scuffs and random distribution are part of the finish, not defects you can “fix” with a better screenshot.

Release & source

• Added: February 6, 2024, with the A Call to Arms update (finish catalog 44, internal name aq_oiled).
• Designer: Valve (official in-house).
• Box: Kilowatt Case—drops and unbox paths follow whatever the live game pool shows today.

What you’re actually buying

| Item | Detail |
|------|--------|
| Type | Knife |
| Finish | Case Hardened |
| Rarity | Mythical |
| Style | Patina (oxidized, aged base under the blue/gold play) |
| Float | 0.00–1.00 — low to high wear changes highlights and edge transitions |

Patina pushes a weathered undertone; case hardening stacks the familiar blue/gold/purple chaos on top. Two listings with the same name can look like different knives once you spin them in inspect.

Shop checklist (do this every time)

1. 3D inspect in-game — Case Hardened is template-driven. Same finish, wildly different faces.
2. Read the float against 0.0–1.0 — Factory New vs Battle-Scarred often surprises people who only read tier names.
3. Price on Steam Market or C5GAME at the same wear band, then re-inspect before you pay. Pattern premium isn’t visible in a single JPEG.

Buying guide verdict

Worth it if you enjoy pattern hunting and plan to keep the knife for play, not flip in a hour. Skip or downgrade expectations if you want a predictable “meta blue” without spending time in inspect, or if you’re paying top tier for a pattern you never verified live.

For collectors who like classic case-hardened language on a 2024 Kilowatt-era blade, it’s a solid long-term flex—after you pick the seed, not before.

Expert grumble

We’ve seen too many “FN Case Hardened” carts where the float was fine but the blade was 90% gray. Mythical rarity doesn’t auto-refund bad pattern luck. Kilowatt unbox hype fades; your inspect screenshot is what you’re stuck with. Budget an extra ten minutes in-game before you trust any marketplace preview—C5GAME and Steam both list the same skin name; your eyes close the deal.