Got the score 18850 in MiSTer.
In honor of Microsoft buying Activision/Blizzard, I wanted to play some games actually developed by Activision. For how simple Megamania is, the variation in enemy patterns makes it a bit entertainment.
Screenshots marked with 🍒 are created by syltefar and are considered public domain, free to use for anything. If you want to, you can note where you found it and link to this page.