As requested, here is the Othuum with a continuous beam of chain lightning. Please note that this can be scaled as needed for balancing by simply adjusting the units blueprint.
YouTube Vid: https://www.youtube.com/watch?v=nNSiDLCyCB0&feature=youtu.be
Download: https://drive.google.com/file/d/0BzC5WK3Vbi5ONFRSOGRDR2o5SXM/view?usp=sharing
Also available via vault under the name "Othuum lightning tank" (v1.0).
Enjoy
Resin