Ha, yeah. If you did solo it, you'd probably have to push your Pokemon to a really high level. Definitely not the most 'balanced' way to handle it.

[Pausing, he cracks a sheepish smile.]

Leaders don't usually appreciate it, either. Take it from the wiseguy who sent a maxed out fire type in to torch the bug gym. Honestly, I dunno how they handle all the stupid things challengers throw their way.