Tenchi Muyou! Ryououki
No Need for Tenchi!
天地無用! 魎皇鬼
A spin-off of Tenchi OVA 1&2, No need for Tenchi follows the usual hijinx of the Tenchi gang, as well as throwing several new characters in the mix including a Ryoko clone, and Washu's other lab assistant.
(Source: ANN)