Countdown Logo Intro by scdesignpro on CGguy
https://elements.envato.com/countdown-logo-intro-VLFN6PE
Free 
Frosted Glass Lower Thirds by MotionRevolver on CGguy
https://elements.envato.com/frosted-glass-lower-thirds-V6P4YQN
Free 
Glossy Carbon Fiber Lower Thirds by MotionRevolver on CGguy
https://elements.envato.com/glossy-carbon-fiber-lower-thirds-VSYEWRK
Free 
Bundle of 6 Modern Lower Thirds by butlerm on CGguy
https://elements.envato.com/bundle-of-6-modern-lower-thirds-VPQDLGC
Free 