The only exception is non-English words provided by official English MGG, such as a mutant named Shinigami Painter.
The comments, Profile, Message wall, Blog, and Forum thread are excused from this rule.
The contents must not contain obscene, pornographic, abusive, offensive, profane, or otherwise violates any law or right of any third party, or content that contains homophobia, ethnic slurs, religious intolerance, or encourage criminal conduct under the Wikia ToS.
The first time you violate the rules, you'll get blocked for one day.
The second time - blocked for 3 days
The third time - blocked for a week
The forth time - blocked for a month
The fifth time - blocked for indefinite time (forever)
Some cases (such as sockpuppetry, cross-wiki spam/vandalism) may not be dealt with above regular strike rule but may enhance the sentence, up to an indefinite block.