Origins of Doomsday (Star Trek: Odyssey episode) (Rylan Sato)

Origins of Doomsday is the third episode of the first season of the fan fiction series Star Trek: Odyssey.

Plot
The Alexandria is sent to investigate the disappearance of Starbase 135. Upon arrival they find the starbase gone as well as a large debris field of destroyed Borg Cubes. Their sensors pick up a planet breaking up and they find out what is behind the planet breaking up and the destroyed Borg cubes, a Doomsday Machine.