I'd complain about the spines not being able to unbend, but I wasn't even aware Mercury had a spine.
Other than that, I love this. Although the New X-men do seem intent on picking fights lately, don't they? Who woulda thought the modern X-men would have raised such an antagonistic bunch.
About the tags, yeahhhh, it's annoying. It's common to LJ and any site based on its code. It's frustrating though. the only way to go is pick all the tags off the list you can and then hand type the others after.