I'm pretty sure it's appropriate for all ages, Star. The guy that runs it is a fundie. I used to know him. Gave him the idea for that story arc, in fact.
Incidentally, the hand-drawn backgrounds in the first few were mine. I never got much credit for them though. Despite probably doing more work on those than he did on the comics themselves...
And 1 is coming right up, Giga. And possibly 4. That would actually be rather amusing.