Corey Bryant: That’s how he got in?
Liam Dunbar: What is it?
Mason Hewitt: It’s a point of impact from a lightning strike. Usually you’d find charred spots like that on the ground after a violent thunderstorm.
Scott McCall: That’s how the ghost rider got in. He rode the lightning.
Liam Dunbar: If they can use lightning to get past the mountain ash…
Scott McCall: No place is safe.
From Teen Wolf – Season 6 Episode 4: ‘Relics’ (6×04)