Lantern archon

Often mistaken for more malevolent will-o-wisps, lantern archons are actually celestial beings. They are very friendly and usually eager to give what assistance they can.

Special abilities
A lantern archon has 20/+1 damage reduction and 100% immunity to electrical damage. It is also immune to paralysis and gets a +4 bonus to saving throws versus poison.

A lantern archon can cast aid six times per day as a spell-like ability with a caster level of 3. In addition, this creature has six daily uses of its lightning bolt.