I understand picking a #1 favourite may be too hard, but maybe people can share a few.

I would say these are my 3 favourites.

EDIT: It doesn't have to be restricted to video game music.

Does it have to be game related?

Assuming you mean songs in video games.

No.

I wasn't talking about video game music specifically.

Name only a few is kinda hard,but here we go:

https://youtu.be/P91pvMdoZ80 (fly me to the moon-evangelion version)

https://youtu.be/J46RY4PU8a8  (time's scar-chrono cross)

https://youtu.be/J67nkzoJ_2M  (Donkey kong country 2-stickebush symphony)

There are hundreds, it depends on the day, today I would pick this one:


https://www.youtube.com/watch?v=IWvEXChflEE

Or maybe this one:


https://www.youtube.com/watch?v=G0LIO138Z-A

Well, not including the three songs you already listed:

I don't know how much further I should go, but those are some notable ones to me.

I can't choose only one.

I love ramen takoyaki sushi hamburger chocolate icecream and more.

From video games:

https://www.youtube.com/watch?v=mgKbyhdPwkA