Quote Originally Posted by Landis963 View Post
It fizzled when the tower fell and took Cubbins with it, leading to that trick of Jack's with the severed head
Nope, that was just foolamancy. In fact, if you look at panels 4, 6 and 8 of that very strip you'll see it over Parson's shoulder (who is standing at the top of the stairs, facing into the tunnel). while in the last panel you can see the tower still standing.