The R-22 class Heavy Cruiser was a development based strongly on the Klingon \'Bird of Prey\' by the Engineering Corps at Che\'t\'nahaal and t\'Kiri Naima, she was christened \'Scythe\' after her
The Scorpio class Corvette was developed as a short range system patrol vessel and is restricted to sub-warp operations. Many larger vessels within the Covenant are assigned a complement of these