There have been many public AI image generators these last years.
The currently trending one is Craiyon.
I randomly came across users that included unicycles in their prompt, so, here are some…
Some others here: https://www.reddit.com/r/weirddalle/search/?q=unicycle&restrict_sr=1&sr_nsfw=&sort=top&t=all
I love how the police are on unicycles too 
I like the Hulk Hogan one. There’s something extremely comical about pro-wrestling that just blends right in with the absurdity of him riding a unicycle around in the ring. It’s almost, but not quite, something that you could envision actually happening…Killer clown wrestler rides in on a unicycle and insults Hulk Hogan, mom, America and apple pie. Hulk Hogan poses, rants, beats his chest and then after a protracted battle proceeds to beat the disgraced clown, take his unicycle and ride it triumphantly around the ring.
