Stonewake Greatsword
Aura moderate conjuration; CL 15th
Slot none; Price 104,325 gp; Weight 6 lbs.
Description
This weapon is made from a single shard of obsidian, pale glowing veins run through the interior.
As a full-round action, the wielder can attempt a DC 25 strength check to drive this +3 Corrosive Burst Obsidian Greatsword into a surface of natural stone or earth, a successful check conjures a Huge earth elemental as if using summon monster vi; only one elemental may be summoned per day. The blade is embedded in the elemental for the duration of it's summoning, granting the elementals natural attacks the magical properties of the weapon. The blade may be removed with a DC 30 strength check, if successful the elemental loses the benefits of the weapon and disappears in 1d4 rounds, or when the summoning duration ends, whichever occurs first.
Construction
Requirements Craft Magic Arms and Armor, acid arrow, summon monster vi; Cost 52,325 gp
This was my first time designing an item so I imagine mistakes abound. Any and all feedback/advice is welcome.