One of the vessels at the climatic Battle of Romulus. It was heavily damaged during the fight and suffered the death of most of its command crew, including Captain Wayne Cooke. Prax beamed over to take command and, with the Potemkin and Catherine, helped break through the Romulan lines.

The Traflagar was seen in an alternate future timeline, once again with Prax in command, when it was sent to stop the Potemkin and Captain Nguyen from restoring the timeline. The two vessels were soon engaged in battle and the Trafalgar heavy damaged and eventually destroyed the 'Tem.