Tags
This is quick – Rhythmic Opener by XenonMotion on CGguy
https://elements.envato.com/this-is-quick-rhythmic-opener-VQ8C3RH
Free 
Van Sliding Door Slow Opening
https://elements.envato.com/van-sliding-door-slow-opening-4943Q36
Free
Creepy Game Transiion Misc Ghastly Stinger 04 Res
https://elements.envato.com/creepy-game-transition-misc-ghastly-stinger-04-res-WDQ9GL7
Free
App Interface Sound Smooth Tech 70
https://elements.envato.com/app-interface-sound-smooth-tech-70-P4S5MDG
Free 
Wave Tone Constant Clean Hum Random Pitch Bend 42
https://elements.envato.com/wave-tone-constant-clean-hum-random-pitch-bend-42-XWRUC8M
Free
Cartoon Clarinet Magical Appering
https://elements.envato.com/cartoon-clarinet-magical-appearing-XPRFFZ4
Free 
App Interface Sound Smooth Tech 9
https://elements.envato.com/app-interface-sound-smooth-tech-97-YV723QP
Free 
Your Happy Corporate Background
https://elements.envato.com/your-happy-corporate-background-72JL8W6
Free 
Destruction Grunge Titles by Film-24 on CGguy
https://elements.envato.com/destruction-grunge-titles-5CFE8A3
Free 