http://opengameart.org/content/rocket-fly-8-bit
flyby.wav

http://opengameart.org/content/action-shooter-soundset-wwvi
clock.ogg
explode2.ogg
explode.ogg
hyperSpace.ogg
item.ogg
missile.ogg
missile2.ogg
plasma3.ogg
laser.ogg


http://opengameart.org/content/spell-sounds-starter-pack
beamLaser.ogg
plasma2.ogg
shield.ogg
cloak.ogg
plasma.ogg
explode3.ogg
explode4.ogg

http://wiki.laptop.org/go/Free_sound_samples
maledeath.ogg (Berklee v.5 scream_1.wav tuned down 5 halfnotes)