Considering that you used Google to assist you in creating a random username, I'd say it's pretty good. The numbers are the only thing holding you back from a ten, in my opinion. I'm not a fan of numbers in usernames.
4/10 because you people don't seem to understand that 5/10 is just average. There's a joke I'm not getting with Trio the Punch, and if I got it it would probably get more like a 7 because it's inventive, clever, and doesn't have any underscores.