Battery-powered Thomas & Friends TrackMaster Merlin The Invisible motorized toy train Inspired by the DVD movie, Journey Beyond Sodor Flip the switch to see Merlin The Invisible race along Motorized train play is compatible with TrackMaster track and train sets (sold separately and subject to availability) Great addition to any collection of Thomas & Friends toy trains TrackMaster toy trains take Thomas & Friends characters to greater speeds, taller heights and bigger adventures! Children can collect all their favorite engines to build a thrilling motorized railway full of action and excitement. Inspired by the DVD movie, Journey Beyond Sodor (sold separately), Merlin The Invisible is a stealth engine who's designed to be hard to see. Now children can relieve their favorite moments with this unique character, or create new ones.  Just flip the switch to see him race along on an exciting journey!