Powers: Innate Attack (Prismatic)

Powers: Innate Attack (Prismatic)From my earliest exposure to GURPS I've been thinking on how one can accomplish random effects. For example, an attack that has a random damage type. GURPS has alternative abilities that combine abilities into a single one, but you still have to choose which one you use and take a maneuver to switch. I believe that I've seen an RPM spell that had an array of