Everyday Carry Knives

Civivi Biofase Review: A Gas Station Knife You Can Actually Be Proud Of

The Civivi Biofase pairs playful skeletonized styling with genuinely solid materials and a push button lock, all at around 2.6 ounces.

Civivi Biofase folding knife with skeletonized handle and black coated blade on concrete

Introduction

Most knives with this much visual drama come from the bargain bin, and most knives in the bargain bin are best left there. The Civivi Biofase flips that expectation. It looks like the kind of wild design you would see in a gas station display or a gun show case, but underneath the artistry there is real steel, a serious lock, and thoughtful execution.

Civivi released this as one of its newer monthly additions, and it fits the brand’s habit of bringing something different to the table. Here is what stands out after a close look.

Design and Handling

The Biofase is heavily skeletonized, and not in the usual two-or-three-circles way. The partial G10 scale sits over steel liners with a huge number of holes throughout, plus aggressive gimping along the spine that goes beyond traditional jimping into almost scalloped territory. The result is playful without feeling cheap.

Skeletonized folding knife handle showing numerous cut-out holes and gimping

One clever touch: the blade is black coated, but a section has been polished off to create what looks like a second, sharper blade silhouette inside the edge line. It is purely visual, but it gives the knife a distinct personality, a little like the layered treatment used on the second Rambo movie knife.

Lockup and Deployment

This is a push button lock design, and the lockup is very solid with the button sitting near flush. There is no chance of the blade closing inadvertently in the pocket or during use.

Push button lock on an open folding knife with blade fully deployed

The flipper is well balanced. The detent holds enough energy that when it breaks free, the blade slides all the way out to full deployment smoothly every time. The pivot runs on caged ceramic ball bearings, which keeps the action crisp.

Blade Steel and Edge

The blade is Nitro-V, a genuinely good steel for this class of knife, with a hollow grind and a razor-sharp edge out of the box. The profile is essentially a modified clip point, though the belly is highly useful and the tip sits close to the center axis of the knife. A small artistic flare near the tip draws the point slightly below the thick centerline, more styling than function.

Polished stripe on a black coated knife blade catching the light like a scalpel

The polished highlight along the grind makes it look almost like a scalpel, which suits the whole aesthetic of the knife.

Everyday Carry Practicality

Weight is where the skeletonization pays off: the Biofase comes in at just 2.6 ounces despite an overall length of about 8.15 inches, a little over 200 millimeters. The deep carry pocket clip is fairly subdued, which is a sensible counterweight to all the embellishment elsewhere.

Folding knife clipped inside a jeans pocket in deep carry position

One honest caveat: all those holes are not the most hygienic choice. If you used this on game, you would likely fill the skeletonization with debris and possibly need to take it apart to clean it properly. It is best thought of as a light, fun, stylish carry rather than a dedicated field dressing tool.

Buying Advice

With a manufacturer suggested retail price of about $94 and a likely street price around $80, the Biofase sits in a spot where materials and execution genuinely back up the looks. Your friends might joke that it is one of those four-for-$20 show knives, but the Nitro-V blade, ceramic bearing pivot, and solid push button lock tell a different story.

If you want an EDC knife with personality that does not compromise on the fundamentals, this is an easy recommendation.

Conclusion

The Civivi Biofase earns its place as a gas station knife you can actually be proud of. It is light, razor sharp, well built, and unlike anything else in the pocket, with only the practical quibble that the skeletonized body demands a bit of care if you ever put it to messy work.

Product link

View more details for Civivi Biofase

This product is mentioned in the review. Check the specifications, options, and compatibility before buying.

View more details for Civivi Biofase

Further reading

Related Reviews

CJRB Pyrite folding knife with Sheep's foot blade on concrete surface

Everyday Carry Knives

CJRB Pyrite Review: The Popular Budget Folder Goes Fully Customizable

A closer look at the CJRB Pyrite folding knife, its Kickstarter configurations, materials from G10 to S90V, and who each version makes sense for.

9/30/2026
Steel-handle folding knife with sheepsfoot blade on a concrete surface

Everyday Carry Knives

CJRB Pyrite Steel Review: A Sub-$60 Button Lock That Almost Gets Everything Right

A new steel-handle variant of the CJRB Pyrite brings powder metallurgy steel, a button lock, and excellent fit and finish under $60. Here's how it compares to the Pyrite XL, Elementum 2, and Vosteed Corgi.

9/30/2026
Folding knife with green Micarta handle and stonewashed blade on concrete

Everyday Carry Knives

Concept Knives Main Street Review: A Budget-Priced EDC That Feels Premium

A 3.41-inch Dirk Pinkerton flipper with 154CM steel, green Micarta, and a crossbar lock. Strong fit and finish, one notable clip shortcoming.

9/30/2026