Acid Assault

This crystal seems to contain an incandescent green fluid.

This crystal adds an extra 1d6 points of acid damage to the weapon’s damage.

Cold Assault

Covered in a faint layer of condensation, this clear crystal radiates chilling waves of energy.

This crystal adds an extra 1d6 points of cold damage to the weapon’s damage.

Electricity Assault

A brilliant blue color, this crystal sparks and snaps with electrical discharge.

This crystal adds an extra 1d6 points of electricity damage to the weapon’s damage.

Fire Assault

This fiery red crystal appears to burn with a heatless flame.

This crystal adds an extra 1d6 points of fire damage to the weapon’s damage.

A crystal of energy assault adds a particular type of energy damage to a weapon’s attacks: acid, cold, electricity, or fire. This bonus damage doesn’t stack with any energy damage of the same type dealt by the weapon.

Prerequisites: Craft Magic Arms and Armor; Melf’s acid arrow, ray of frost, lightning bolt, or fireball; or energy bolt (EPH 100).
Cost to Create: 1,500 gp, 120 XP, 3 days.