Kaidoku me

Kaidoku me(Literally meaning Decipher Eye) is a dojutsu Kekkei Genkai that is only accessible to those in the Menga Clan. The eye is sometimes referred to as the Second Sharingan do to its ability to predict the enemies movements.

Abilities
The Kaidoku me allows the user to predict the enemies next movement, similar to the Sharingan. Also the Kaidoku me allows to immediately plan out a counter strike to the opponent's next move.

Unlike the Sharingan the Kaidoku cannot see chakra, nor does it allow the user to copy the users attack. But also unlike the Sharingan when predicting the opponents plan of attack it can also see chakra as where the Sharingan cannot see chakra in attack predictions.

Obtaining the Kaidoku me
In order to unlock the Kaidoku me the wielder must have some sort of great joy, sadness, or desperation.

Some can obtain it through a very hard, and physically and mentally harmful training. Though many do not do it that way as it can also kill the person in the process.

Protecting
In order to ensure that the secret of the Kaidoku me if someone is killed, or dies of a natural death the Kaidoku will immediately turn into a liquid that is safe to the original person, but dangerous to anyone else. If someone has their's removed while alive it can be stolen.