Abandonware games beginning with letter B

Bubble Bobble is perhaps one of the most popular (and cute!) platform arcade games of all times. The goal of Bubble Bobble is simple: clear each screen from various monsters and reach the final stage. In order to get rid of enemies, dinosaurs Bub and Bob can spit bubbles to trap them, then pop the bubbles to kill them.

Buck Rogers: Matrix Cubed is a CRPG developed by SSI Strategic Simulations Inc. and released in 1992 for DOS only. Buck Rogers: Matrix Cubed is the sequel to Buck Rogers: Countdown to Doomsday and it's based on a campaign setting created by TSR in the late 80s. The game uses the Gold Box engine, common to much of the RPGs developed by SSI.

Bureaucracy is an abandoned text-adventure game designed by Douglas Adams (yes, the writer of The Hitchhiker Guide of the Galaxy), developed and published by Infocom in 1987. Bureaucracy is a peculiar interactive fiction; the game challenges you to solve frustrating bureaucratic problems in a world populated by strange characters.