Double-edged sword

The Double-edged sword (Originally Multi-edge sword) is a recurring weapon in the Dragon Quest franchise.
Appearances
Dragon Quest III
The double-edged sword has an attack bonus of +100....but it is cursed, and damages the user during an attack. Found in a chest in Charlock Castle.
Dragon Quest IV
The double-edged sword has an attack bonus of +99....but it is cursed, and damages the user during an attack. Found in a chest in Endor's secret armour store.
Dragon Quest V
The double-edged sword has an attack bonus of +99....but it is cursed, and damages the user during an attack. Nevertheless, it is found in Mt. Zugzwang on the mountain ridge.
Dragon Quest VIII
The double-edged sword has an attack bonus of +76....but it is cursed, and damages the user during an attack. It can be upgraded into an Über double-edge.