Lose the cooler, no need to spend that much on one
Drop the motherboard, you arent going for an OC records here, nor is that price justified.
Ditto on the RAM
Case isnt even available, but from what I remember, overpriced
You can swap out the PSU, but thats your call
A50s are a joke. Get a quality pair of headphones and a soundcard/mic and call it good.
https://pcpartpicker.com/list/nLHwFd
Throw in a HUE+ for all your RGB needs. Not like you would ever get the other components even reasonably close on RGB anyway.