Unnamed Vor ' cha class starships The following is a list of unnamed Klingon starships of the . 24th century . K ' mpec ' s attack cruiser . K ' mpec ' s attack cruiser was a starship that carried K ' mpec to a meeting with Captain Jean - Luc Picard , where he asked the Federation officer to be his arbiter of succession . K ' mpec died aboard his attack cruiser a short time later , the victim of veridium 6 poison ing . The Sonchi ceremony with K ' mpec ' s two possible successors , Gowron and Duras , took place aboard the ship shortly thereafter . Just as the ceremony was completed , one of Duras ' aides detonated a bomb using a Romulan molecular decay detonator , killing himself and one of Gowron ' s men . ( ) Alliance attack cruiser , 2370 . This attack cruiser pursued the runabout from the prime universe , piloted by Julian Bashir and Kira Nerys , as they attempted to escape the mirror universe in 2370 . ( ) Alliance attack cruiser , 2371 . These vessels were used in the mirror universe by the Klingon - Cardassian Alliance during the 2371 . ( ) Attack on the " Prakesh " . This attack cruiser joined three Birds - of - Prey in their attack on the Cardassian starship " Prakesh " ( carrying members of the Detapa Council to Bajoran space ) , which had been interrupted by the in early 2372 . The " Defiant " used its tractor beam to significantly reduce the effectiveness of the cruiser ' s disruptor weapons while it beamed the " Prakesh " passengers and crew aboard . The ship and the remaining active Bird - of - Prey then pursued the " Defiant " all the way to Deep Space 9 , where they participated in the attack on the station . ( ) Ty ' Gokor starships . These starships were among those that protected Klingon High Command at Ty ' Gokor . ( ) Gowron ' s fleet . On stardate 50564 . 2 several unnamed " Vor ' cha " - class starships were among the large contingent of Klingon warships that arrived at Deep Space 9 after falling back from Cardassian space , following the Cardassians declaration of joining the Dominion . Several more later arrived at DS9 , and were among the last of Gowron ' s fleet to reach the station . ( ) Second Fleet . In late 2373 , several unnamed " Vor ' cha " - class starships belonged to the Second Fleet . While the Dominion attacked Deep Space 9 , during the second Battle of Deep Space 9 , several of these vessels crossed the Cardassian border and destroyed the Dominion shipyard s on Torros III . These ships later joined with the USS " Defiant " and IKS " Rotarran " , following the evacuation of DS9 , for a counterattack against the Dominion forces . ( ) Operation Return . These ships were led by Martok and Worf in Operation Return , after they persuaded Chancellor Gowron to contribute them . The ships turned the tide on the battle and managed to outflank the Dominion . ( ) Sirella ' s transport . This " Vor ' cha " - class starship brought Sirella , the matriarch of the House of Martok , to Deep Space 9 in 2374 , to officiate at Worf and Jadzia Dax ' s wedding . ( ) First Battle of Chin ' toka . Many " Vor ' cha " - class starships were part of General Martok ' s fleet that participated at the First Battle of Chin ' toka . At least two were destroyed . Ninth Fleet . In 2375 , this unnamed " Vor ' cha " - class starship , belonging to the Ninth Fleet , was patrolling near Deep Space 9 during the departure of General Martok . ( ) Second Battle for Chin ' toka . This starship fought at the Second Battle of Chin ' toka . It was ultimately destroyed by the Breen . ( ) Battle of Cardassia . This starship fought at the Battle of Cardassia and later joined Federation , Klingon , Romulan , and Cardassian forces on their journey to liberate Cardassia Prime from the Dominion . ( ) 26th century . Battle of Procyon V . In an alternate timeline , occurring during the 26th century , an unnamed " Vor ' cha " - class starship participated as part of the Federation fleet involved in the pivotal Battle of Procyon V against the Sphere - Builder s . ( )