Immunity to Electricity

A creature with electricity immunity never takes electrical damage. Even when subject to spells or abilities that reduce a monster's electric resistance, they will continue to remain immune to electrical damage.

List of monster types that are immune to electrical damage

 * Will-o'-Wisp

PnP Comparison

 * In DDO, creatures with Electric Immunity don't necessarily have vulnerability (+50%) to ?. Some do, but many such as ?s do not.