Scream sound effects with distortion.
A space ship alarm or science fiction effect siren.
Descending beeps, shrill and chirping space birds
Electric doorbell running out of batteries.
Bouncy mid pitch synth impact
Quick and soft medium pitched synth beep
Thin high pitch tone descending slowly
Multi tonal synth tone quickly modulating up in pitch
A glass like sound effect.
A low pitched synth tone modulating, Quick