| Required class | Demon |
| Knowledge category | Demon Warp/Scar |
| Required powers | Pathway to Hell 1+ |
The storm demon draws both its name and its power from the infernal storms that light up the skies of hell.
Using this warp on your head gives a 5% chance per rank of lightning gathering on your horns whenever your headbutt attack achieves a critical success.
Using this warp on your mouth gives a 5% chance per rank of lightning arcing from your fangs whenever your bite attack achieves a critical success.
Using this warp on your skin changes the immunity, armour, auto-absorb, bypass and breath attack from Pathway to Hell from heat damage to shock damage.
Using this warp on your arms provides +1% shock bypass per rank to all attacks made with your left or right hand (both with and without weapons).
Using this warp on your wings will make your wingbash inflict shock damage.
Using this warp on your tail when you have the Bladed Tail power will replace the critical hit fire burst with a shock burst.
Using this warp on your Inferno will make it inflict shock damage.
In human form you may use this knowledge for Ritual Scarring. Placed on your forehead, wrists or ankles, this provides the scarred location +1 shock bypass per rank, or +2 per rank if you have Shock. Placed on your chest or stomach, this scar gives +4% natural shock armour per rank.