MOJO Pro Performance Silent Gaming Mouse - Wired Gaming Mouse w/ 9 Programmable Buttons including Sniper (rapid fire) key, 12000 DPI, 1000 Hz, Force Adjustable Buttons, Custom Gamer Profiles, and more - Newegg.com
ENHANCE Theorem 2 MMO Gaming Mouse with 13 Programmable Side Buttons - Black
Mouse Buttons
M8 Led Gaming Mouse Ergonomic Ultralight Honeycomb Housing - Temu Australia
G pro wireless mouse custom side buttons / switches : r/LogitechG
Amazon.com: WolfLawS M6 RGB Gaming Mouse, 12800 DPI Wired PC Gamer Mice with 10 Programmable Buttons & Fire Button, 12 Backlit Modes, Software Customized, Ergonomic Computer USB Mouse for Laptop Mac Windows :
Logitech M500s Advanced Corded Mouse with 7 Custom Buttons
ThundeRobot MG201 USB Wired Gaming Mouse 4200DPI with RGB Backlit 6 Programmable Buttons Mice for Gaming Laptop PC Mouse Gamer
Amazon.com: ENHANCE Theorem 2 MMO Mouse with 13 Programmable Side Buttons - RGB Gaming Mouse with 6 Customizable DPI Settings, 5 Gaming Profiles, Quick Fire Button, USB Ergonomic Wired Mouse - Black : Video Games