RvBvRWBY: A Soldier's Debt

The Reds and Blues are now regarded as heroes by the intergalactic community. But personal loss and too many adventures force the Blood Gulch crew into self-imposed exile. But after a sudden appearance of Team RWBY dying at the hands of an unknown enemy. Caboose convinces his friends to travel to Remnant and save their friends. 1st book in the Remnant Timeline.