Thread:Vandraedha/@comment-4175522-20130420174140/@comment-3474542-20130421072827

Yes.

The following symbols, when used in page names, are guaranteed to break things on the wiki: ʻ ʾ ʿ ᾿ ῾ ‘ ’ “ ” c Three or more
 * 1) < > [ ] | { } _

The following symbols are problematic, and will frequently break things on the wiki, depending on how and where they are used (so are best avoided). : ? . /, %