Controllers that have LED support usually have lights that can shine around their buttons or through their sides as well.
The HauteBox One is a wireless split-layout controller with lever and leverless modules that are interchangeable.
The Haute42 W-P1 is a sloped controller with an optional wireless connection, and it is available in white as well.
The Alpenmeister TE's Hall effect switches allow you to adjust the button sensitivity, and there are also D-pad buttons near the aux buttons.
The Qanba Q4 Pro is a wireless fightstick with 11 Sanwa buttons, a carrying handle, and a magnetic quick-release panel.
If you don't like the Aolion Apex's ultra-low profile switches, you can simply swap them out with the included low profile switches.
The 8BitDo Arcade Controller Pro adds a left pinky button and brings the right thumb button closer to the jump button.
The Mojhon Fight Master—which has buttons that vary in their levels of concavity, convexity, and flatness—has an optional wireless connection.
To Live Is to Play is a store that sells this slim arcade stick compatible with Sanwa JLF PCB switches, including an adjustable shaft height.