defendguin 0.0.12-2 (powerpc binary) in ubuntu lucid

 "Defendguin" is based loosely on William's classic arcade game, "Defender."
 Some recognizable stars in the realm of modern operating systems should be
 fairly obvious.
 .
 A certain monopoly-owning bad guy has been cloned hundreds of times by
 an unknown alien race. They are now attacking earth, kidnapping little
 penguinoids and converting them into mutants. Helping them on their way
 are some other nasty alien ships, of which there are plenty...