Moto War

Return of Shinjo
In 1132 when the Scorpion Clan were returned to their rightful place in Rokugan they returned from the Burning Sands with the Kami Lady Shinjo and the remaining of the Moto family who had not come with the Unicorn 815. Shinjo quickly exposes the Shinjo family for their Kolat ties and installing Moto Gaheris as the new Unicorn Clan Champion. After the Battle of Oblivion's Gate the Moto decide to ride against the Dark Moto.

Otaku Kamoko
The Dark Moto were led by Otaku Kamoko who had let herself become corrupted so she could lead the Dark Moto to their destruction.

Defeat of the Dark Moto
The Moto Khan Gaheris destroyed the Dark Moto by using fierce tactics from the Burning Sands, unifying their line for once and all.

Major References
Legend of the Five Rings:Third Edition Page 24.