Webnarcissism can profoundly influence divorce and child custody cases, as individuals with narcissistic traits often resort to manipulative tactics to maintain control. Webparental alienation is one of the most devastating tactics your conniving ex may use in a custody battle. These are deliberate efforts to try and make sure that the. Websome common behaviors include forcing the child to choose between the parents, using the child as a pawn, using the child to get information or to manipulate the.