"There are no rules against them, but prejudice against them still exists," He replied, frowning and looking down at his skin, "I do not want something to happen at the last minute. As certain as I am nothing can go wrong, I do not want to bias people against me." Dark frowned at his hands for a few moments and then shook his head, redirecting his attention to Xander, "I can help you, if you like, but I do not know if I could do so without touching you."