For reasons mud-clear to me, there exists a subculture of … entities that record themselves opening one or more packs of CCG boosters and upload the result to YouTube. Pokemon and Yu-Gi-Oh are the most common, of course, but it doesn’t stop there. There are over 35,000 such videos on YouTube.

The following video has over 33,000 views, for example:

Some have over 150,000 views. Someone want to explain this me?