Hi, sorry to cause a holdup but DQing to address a few things:
See the review linked below for further explanation.
Not a big deal, but any reason "samfree" is in tags? It's already searchable by the artist name so I wouldn't expect you to need it unless it's with a word combination for searchability.
countdown audio feels mistimed & makes it harder to get the correct offset on the first object. you should adjust your files
https://puu.sh/IjnMS/de45def119.png
1st 3 are the default samples, last 3 are yours
OK I adjusted the countdown files, here's a comparison: https://i.imgur.com/d7kDalf.png
Please reopen if they need further adjusting.
i think it would be wise to add epilepsy warning for the skin since the slider ball is a rapidly flashing object even if its not part of the storyboard or anything, and add a note into the map description for it too