Your search for "microtech mini amphibian" revealed the following:

Microtech Akris Ember Orange G10 Stonewash Bohler M390MK Fixed Blade Knife w/ Brown Leather Sheath 9510EM3

Microtech Automatic LUDT Gen III Button Lock Tan Aluminum M390MK Knife 11363TA

Microtech Standard Issue MSI Marfione Ram-Lok Stonewash Frag Titanium Folding M390MK Knife 21010FRMS1

Microtech Standard Issue MSI Ram-Lok Tri-Grip Faded Bazooka Green Polymer Folding M390MK Serrated Knife 210T3PMFBO

Microtech Automatic LUDT Gen III Button Lock Merlot Red Aluminum M390MK Knife 113610MR

Microtech Automatic Combat Hellhound OTF Knife Blue Aluminum Razor Blade 219R10BLS

Microtech Standard Issue MSI Ram-Lok OD Green Frag Aluminum Folding M390MK Knife 21010APFROD

Microtech Standard Issue MSI Ram-Lok Merlot Red Fluted Aluminum Folding M390MK Serrated Knife 21012APFLMR

Microtech Automatic Combat Hellhound OTF Knife Black Aluminum Razor Blade 219R10S

Microtech Automatic LUDT Gen III Button Lock Red Aluminum M390MK Knife 113611APRD

Microtech Automatic Combat Troodon Gen III OTF Knife OD Green Aluminum Apocalyptic Serrated Blade 114611

Microtech Utility Coyote Tan G10 & Titanium Bohler M390MK Fixed Blade Kitchen Knife 3400B10CE

Microtech Stitch Ram-Lok Black Fluted G10 Folding Apocalyptic M390MK Serrated Pocket Knife 16000

Microtech Automatic LUDT Gen III Button Lock Black Aluminum M390MK Knife 113510AP

Microtech Automatic LUDT Gen III Button Lock Tan Aluminum M390MK Knife 113511APTA

Microtech Automatic Combat Troodon Gen III OTF Knife Blue Aluminum Tanto Blade 114410BL

Microtech Automatic Stitch Knife Button Lock Natural Clear Gray Aluminum Serrated Blade 1693NC

Microtech Automatic Combat Troodon Gen III OTF Knife Red Aluminum Apocalyptic Blade 114310APRD

Microtech Automatic Combat Troodon Gen III OTF Knife Red Aluminum Two-Tone Tanto Blade 11441RD

Microtech Standard Issue MSI Ram-Lok Tri-Grip Black Polymer Folding M390MK Serrated Knife 210T3TPM