Alien Bash 2

In Alien Bash 2, While moving through the maze-like environments, the player shoots a lot of aliens and has to solve a few basic puzzles (usually switch puzzles or finding keys) in order to open up the way to proceed. Some of those are optional and open up bonus areas with power-ups (e.g. additional life-energy or extra weapons like grenades) and money. The latter can be also earned by killing enemies and is used between levels to buy the mentioned extras in a shop. The goal of each of the eight levels is to first free all hostage...