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

Microtech Automatic LUDT Gen III Button Lock Black Aluminum M390MK Knife 11351T

Microtech Automatic Stitch Knife Button Lock OD Green Aluminum Apocalyptic Serrated Blade 16912APOD

Microtech Automatic Combat Troodon Interceptor Gen III OTF Knife Tan Aluminum Apocalyptic Blade 121710APTAS

Microtech Socom Elite Linerlock Tan Aluminum & Traction Folding Two-Tone Knife 1601TA

Microtech Standard Issue MSI Marfione Ram-Lok Stonewash Titanium Folding M390MK Knife 21010MS2

Microtech Automatic Stitch Knife Button Lock Tan Aluminum Apocalyptic Blade 16910APTA

Microtech Automatic Stitch Knife Button Lock Navy Blue Aluminum Stonewash Blade 16910NA

Microtech Automatic Combat Troodon Gen III OTF Knife Turquoise Aluminum Apocalyptic Serrated Tanto Blade 114412APTQ

Microtech Standard Issue MSI Ram-Lok Red Smooth Aluminum Folding Apocalyptic M390MK Serrated Knife 21012APRD

Microtech Socom Ram-Lok Red Frag Aluminum Folding M390MK Tanto Knife 161RL10FRRD

Microtech Stitch Ram-Lok Blue Fluted Aluminum Folding Apocalyptic M390MK Pocket Knife 17480

Microtech Socom Ram-Lok Orange Frag Aluminum Folding M390MK Tanto Knife 161RL10FROR

Microtech LUDT Ram-Lok Black Frag Aluminum Folding Apocalyptic Bohler M390MK Knife 1135RL10APFR

Microtech Automatic LUDT Gen III Button Lock Gray Aluminum M390MK Knife 113612APNC

Microtech Standard Issue MSI Ram-Lok Blue Fluted Aluminum Folding M390MK Knife 21010FLBL

Microtech Automatic Daytona OTF Knife Blue Aluminum & Traction Drop Pt Blade 12410BLS

Microtech Socom Ram-Lok OD Green Frag Aluminum Folding M390MK Clip Pt Knife 160RL10FROD

Microtech Automatic Combat Troodon OTF Knife Black Frag Aluminum Serrated Blade 1422CTDSH

Microtech Automatic LUDT Gen III Button Lock Jade G10 & Traction M390MK Knife 11361GTJGSX4

Microtech Stitch Ram-Lok Marfione Stonewash Frag Titanium Folding M390MK Knife 169RL10FRMS1