Moero Jaleco Collection is a compilation game released for the Game Boy Advance in Japan by Jaleco. This title likely features a selection of classic Jaleco arcade games ported or adapted for the handheld system. The exact games included would need further research.  The gameplay would vary based on each included title, but it's expected to involve diverse genres and game mechanics.  Jaleco was a prominent Japanese video game company known for its diverse arcade titles, so the compilation likely presents a retrospective of their work.  This compilation offers a diverse handheld gaming experience through a selection of different classic arcade titles.

Moero Jaleco Collection (J)(Rising Sun)

Mobile Pro Baseball (J)(Eurasia)