Dracos Reality Bender (3.5e Equipment)
From D&D Wiki
This +4 Keen Vorpal Greatsword was used by the human fighter Draco Satanic in his his last stand with his partners to hold of an attack by the Emerald Claw. Soon after his death the greatful people that he and his companions saved took this weapon and sealed inside the castle walls under the protection of the ruler.
This sword casts dispel magic on any object or person it comes in contact with, wheter it be bumped by something, or its weilder swings it at the target. This sword is also capable of using dimensional rift 5 times per day to help its wielder move from place to place.