BrickLink - Part 11217pb02 : LEGO Minifigure, Headgear Helmet SW Clone Trooper (Phase 2) with Captain Rex Blue and Tan Markings and Dark Bluish Gray Tally Marks Pattern [Minifigure, Headgear] - BrickLink Reference Catalog
How to Make a LEGO Captain Rex Inexpensively! - YouTube
Is this captain rex legit? Or fake? (It's on bricklink) : r/legostarwars