A type of craft preferred by pirates for the purposes of boarding other ships, a leech vessel lives up to its name, latching on to unsuspecting craft to infiltrate the target for sabotage or theft. Among the crew of the Remora, such a vessel was given the unassuming name of "the Leech." But the small craft is shot down in the jungles of Teth during an Imperial attack on clone Captain Rex’s secret base of operations.