A WASD controller often has a combination of WASD keys on the left and arcade buttons on the right. Of course, there can be other variations as well.
The button layout of the Meisterbox M from Bavaria is supposed to make it the most ergonomic fighting game controller.
The Haute42 B16 is a larger version of the Haute Board Mini, and this time, it also has more keys, giving it a dual layout.
The VM6R offers multiple layouts and can be ordered as a case or preassembled. It also features both Iris and Lolli tech.
The Haute42 S16 is a small & slim stickless controller with more buttons than usual, and the S13 edition has less buttons.
With the KBHX-01, you get a mini WASD controller available in different colors and can even work on the PS5 with a dongle.
The Haute42 M16 can also be a WASD controller. As for the M13 edition, it has three less buttons than the M16.
If there's a most innovative award, the JTechWorkshop would definitely be a contender. Its leverless controllers have highly custom layouts.
The Punk Workshop Leverless U provides a plethora of features, such as slimness, many layouts, different colors, and custom art.