The 3WO-25 heavy defense tank was a treaded tank in the service on the Eniam Army. 3WO-25s were designed by Eniam Nationalized Engineering to be wide and tough. There primary role was defense, primarily infantry escort and choke point holding. They had very powerful shield generators mounted on them. These shields were wide enough to protect enemy units. A retractable dish and a power transfer could widen the wall of energy. This versatile system had one crew member dedicated to it.