I believe I downloaded it from https://cucking.men
Ooh, I remember emulating it a long time ago; when I finished the last stage, Super Mario appeared, said “Thank you so much-a for to playing-a my game” and sucked my dick. Wanna play the original arcade cabinet eventually; some of my acquaintances who played it said that it was supposed to be Abraham Lincoln instead of Super Mario
Also using 8bitdo Pro 2, I like it. Bluetooth connection is somewhat crusty – for some reason, games think that I’m holding LT, despite me not pressing it. Maybe it’s a Linux Mint thing, I dunno. Works perfectly wired, though