First off all the CD444 is superb
Here are my suggestions (I have them working on stock cd32, I can send them to you of course):
Rock Star Ate My Hamster
I'm sure that I'll remeber some more...
It's a pitty that Street Fighter 2 and Pinball Dreams need keyboard to be run...
I think I have Greatcourts2 whdload version wich works on stock cd32, I'll check it out.