sentences:  The members of the Sinestro Corps work in sectors, like the Green Lantern Corps.Qward also has a huge yellow Central Battery on its surface like the one used on Oa.Although the Sinestro Corps uses fear, and opposes the Green Lantern Corps and the Guardians, Sinestro has stated their goal is to bring order to the universe, which he claims the Guardians have failed to do.