Supergirl, Supergirl Crisis Earth X Nazi stormtrooper helmet

original movie costume

Used in the popular Arrowverse crossover Crisis Earth X. This is screen used gear and helmet from show. Screen matched as well 

Arrow / Supergirl TV Series (2012-2020) - Nazi Helmet- Crisis on Earth-X Arrowverse Crossover Episode.

Original Nazi stormtrooper helmet worn in the Crisis on Earth-X Arrowverse Crossover Episodes from the production of the superhero television series Supergirl, Arrow Legends of Tomorrow and The Flash.

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Throughout the series, Oliver is joined by others, among them former soldier John Diggle (David Ramsey), I.T. expert and skilled hacker Felicity Smoak (Emily Bett Rickards), former assassin Sara Lance (Caity Lotz), aspiring vigilante Roy Harper (Colton Haynes), Oliver's sister Thea (Willa Holland), and attorney-turned-vigilante Laurel Lance (Katie Cassidy).