S.H.E.L.L.D.O.N.

S.H.E.L.L.D.O.N. (or "Sheldon" in some press materials) is 's primary. Its primary use is as a drone, which Don can use to fly or detach for reconnaissance. It also has a retractable seat and handlebars so that someone else can ride it while Donatello flies using it; this function is mostly used by.