Dolphin

Dolphin is the Jedi grandmaster of his time, and came back in time to the clone wars.

classes
He took classes as a youngling, and was always at the top.

Training
In training, he learned much, and used the living force many times.

Clone Wars
After his training, he was sent back in time to the clone wars, where he lost all his training, and lived in the jedi temple. Eventually, he sensed the coming of order 66, but could not help the jedi.

Rebels
When he got back to his time, the empire had risen again, and he joined the rebels of his time, to save the galaxy. Soon, he destroyed the empire, and, was awarded the rank of grandmaster.