appear

appearing

reveal

transition

transitioning

movement

motion

title

for audio logos

youtube video

intro

opening

start

sound effect

sfx

audio signature

for sonic branding

panning

panned

stereo

flyby like

fly by like

fly-by like

sweep

sweeping

right to left

passing by

intriguing

suspense

cool

cinematic

trailer

movie sound

blockbuster film

action movie

ambience

modern

futuristic

future

technology

hitech

high tech

science fiction

sci-fi

scifi

alien

extraterrestrial

flutter

gated or tremolo

for audio logo

open

pan

sci fi

gate or tremolo