Hostile aliens are looking for a problem ... and they found you! Race your space ship, this time to defend against wave after wave of alien invaders attack the mother ship, and weave through dense runway parked spaceship! If you survive to the end, get ready, because it's not the end. They'll be back, and faster than ever! Are you ready to take over the galaxy and save the galaxy?
Pleiades - the port Centuria arcade game of the same name. It was programmed Ltd. UA. the same company that programmed all games for Emerson Arcadia 2001, Pleiades has three unique wave action and seems to be almost complete in terms of programming. It is not known why this game (and other prototypes UA) has never been released commercially.