Gar-Oth was the ruler of the an empire. In 31 BBY, under his command, the Yahk-Tosh invaded the homeworld of a rival empire, killing their ruler and enacting a form of martial law. Seeking to gain legitimacy as the new sovereign of the planet, Gar-Oth made arrangements to marry the heir to the planet's throne, Princess Lourdes. When his mystics envisioned a "foreseen one" that would prevent the marriage from happening, Gar-Oth decided to get the ritual over with as soon as possible. Before the ceremony could begin, the Yahk-Tosh emperor was digressed by the intervention of the Jedi Knight Yoshi Raph-Elan, who claimed to be Lourdes's husband. This angered Gar-Oth, who immediately attacked the apparently rival suitor. As the fight progressed, Gar-Oth decided to kill the princess as well. As