This entire weapon seems composed of some blue material, and it moves through the air effortlessly.

This property functions as the soulbound property, except a greater soulbound weapon has a maximum essentia capacity of 4 (instead of 2), for a maximum enhancement bonus of +5 (instead of +3).

Prerequisites: Craft Magic Arms and Armor, magic weapon, essentia pool 4.
Cost to Create: 4,000 gp (plus 300 gp for base item), 320 XP, 8 days.