I was surprised to discover this recently. A butterfly deba. Apparently Daiwa makes several butterfly style fishing knives. : r/knives

Heavy Duty Damascus Bourbon Blues Butterfly Knife

Blade Show 2022: Reflections from a Balisong Flipper – Knife Pivot Lube

Dragon Totem Stainless Steel Comb Dragon Totem Stainless Steel Practice Butterfly Knife Trainer and Comb Knife Trainer : : Sports & Outdoors

Thone Titanium Handle Two-Tone Python Damascus Butterfly Knife (màu tím) - Trung Quốc Lưỡi balisong, dao gấp

2pcs Butterfly Knife Trainning Practice Comb Unsharpened Blade for Practicing

Help Identifying butterfly knife. : r/knifeclub

Oliasports Rainbow Practice Balisong Metal Butterfly Steel Trainer Dull Knife : : Sports & Outdoors

butterfly fish are impossible for me i dont know why?

2PCS Butterfly Knife, Stainless Steel Practice Training Tool, Butterfly Trainer for Beginners Practicing Flipping Tricks, 100% Safe and Durable, Metal Folding Knife Unsharpened Butterfly Knife (Set of 2, Black and Silver, )

butterfly fish are impossible for me i dont know why?

Does anyone have any good fillet knife suggestions? : r/Fishing