Ultimate Photography Toolkit Trailers & Openers
https://elements.envato.com/ultimate-photography-toolkit-trailers-openers-VDGR65E
Free 
Phone X Transitions by Proskurovskiy on CGguy
https://elements.envato.com/phone-x-transitions-V5X4AJ6
Free 
Corporate Video Inserts Pack by graphicINmotion on CGguy
https://elements.envato.com/corporate-video-inserts-pack-VNSD3LX
Free