Treat the weapon’s damage as if it had the Explosion modifier (p. B104), regardless of damage type.

Still, ordinary combat skills don’t quite cut it when it comes to adding genuine attack enhancements. No amount of believable training will let you pick up any pistol and fire armorpiercing shots no matter what its actual ammunition, or grasp any broadsword and set the blade ablaze. Such feats call for a new kind of skill – an Imbuement Skill.