Gohan as a SSJ with the sword

Name: Z Sword
Origin: Dragon Ball
Type: Ancient mystical sword
Powers and Abilities: Almost completely indestructible. Powerful enough to break through most material in the universe. Very heavy. Contains the sealed Elder Kaioshin in side of it, who will be released if it is broken.
Destructive Capacity: Unknown
Wielder(s): Gohan, Goku, Kibito (if you count falling down on his face wielding it)
Material or Element: Unknown
Needed Prerequisite for Use: Technically none, but at least Class M+ lifting strength and accuracy are required to use it effectively
Notable Attacks/Techniques or Alternate Forms: