mob/verb/invis() usr.invisibility = 5 /// Sets the user's invisiblity to 5.
mob/verb/see_invis() usr.see_invisibility = 5 /// Set's the user's see_invisibility to level 5.
/// the levels determine who can and can't see. /// someone with see_invis at 4 cannot see someone with invisibility at 5. /// But someome with see_invis of 10 can see anyone at 10 and below.