17786 was the designation given to one of the Galactic Empire's stormtroopers. He was the offspring of Nial Declann, and as such was himself Force-sensitive. At some point, he had been recruited into the Emperor's Hand Arden Lyn's ranks to be trained under Teräs Käsi. Officially, Lyn did this as part of her mission to take out the "Heroes of Yavin," but in actuality, she did this as part of her plan to launch an attempted coup against Emperor Palpatine. However, he later went into hiding with his mentor alongside his fellow student, the Gamorrean Thok, after Lyn's plot had been exposed to Palpatine via Mara Jade. He later resurfaced during the Zaarin insurrection, having participated alongside Thok and Lyn in capturing the Emperor alongside Zaarin's forces by using their combined Force abi