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

Microtech Standard Issue MSI Ram-Lok Tan Frag Aluminum Folding 2-Tone M390MK Knife 2101FRTA

Microtech Automatic LUDT Gen III Button Lock Blue Aluminum M390MK Knife 113612APBL

Microtech Automatic LUDT Gen III Button Lock Turquoise Aluminum M390MK Knife 113612APTQ

Microtech Automatic Daytona OTF Knife Black Aluminum & Traction Apocalyptic Serrated Blade 12411APS

Microtech Standard Issue MSI Ram-Lok Tri-Grip Claw Camo Polymer Folding M390MK Knife 18035

Microtech Automatic Combat Troodon Interceptor Gen III OTF Knife Red Aluminum Stonewash Blade 121710RDS

Microtech Automatic Combat Troodon OTF Knife Orange Frag Aluminum Serrated Tanto Blade 1443CTCORS

Microtech Automatic LUDT Gen III Button Lock OD green Aluminum M390MK Knife 11363OD

Microtech Automatic LUDT Gen III Button Lock Tan Aluminum M390MK Knife 11361TA

Microtech Automatic Socom Elite Knife Button Lock Distressed Grenade Green Aluminum & Traction Apocalyptic Blade 160A10APDGGU

Microtech Automatic Stitch Knife Button Lock Purple Aluminum Apocalyptic Serrated Blade 16911APPU

Microtech Automatic Stitch Knife Button Lock Red Aluminum Apocalyptic Serrated Blade 16912APRD

Microtech Socom Ram-Lok Tan Frag Aluminum Folding Apocalyptic M390MK Clip Pt Knife 160RL10APFRT

Microtech Automatic LUDT Gen III Button Lock Blue Aluminum M390MK Knife 113610APBL

Microtech Automatic Combat Troodon Gen III OTF Knife Turquoise Aluminum Two-Tone Tanto Blade 11441TQ

Microtech Automatic LUDT Gen III Button Lock Gray Aluminum M390MK Knife 11363NC

Microtech LUDT Ram-Lok OD Green Frag Aluminum Folding Apocalyptic Bohler M390MK Knife 58499

Microtech Automatic Combat Troodon Gen III OTF Knife Turquoise Aluminum Two-Tone Serrated Blade 11432TQ

Microtech Automatic Daytona OTF Knife Red Aluminum & Black Brute Bubble Two-Tone Blade 1241RDBIS

Microtech Automatic Stitch Knife Button Lock Black Aluminum Stonewash Spear Pt Blade 16910