Musuhi

Prometheus is a justu possessed by Kaname Soga it allows him to steal an opponents jutsu that is used against him. He has stated the she can only seal a limited amount of jutsus, and if he wants another he must get rid of one. To use Kaname claps his hand together and activates his Sharingan. Upon an enemy use of a jutsu his Sharingan turns into the Mangekyō Sharingan he then pull is hands apart and points them at the jutsu. This causes the justu to be sealed within his eyes thus allowing him to use said jutsu as long as he has the chakra to do so. Kaname stated that once he steals something it is lost the the user forever. As shown when he stole the Susanoo from his father.

Trivia

 * Prometheus is a Titan, culture hero, and trickster figure who in Greek mythology is credited with the creation of man from clay and the theft of fire for human use, an act that enabled progress and civilization.
 * Despite Kaname using his Sharingan to steal a move. He has stated that it can be done without it.