This Marvel comic from 1977 titled "Invaders #20" features the first full appearance of the new Union Jack, along with characters like Spitfire, Captain America, and the Sub-Mariner. The artwork is done by Gil Kane and Roy Thomas, and it is a single issue in colour format, part of the Invaders series. Set in the Marvel Universe, this Bronze Age comic caters to adult fans of action-packed superhero adventures, making it a valuable addition to any US Comics collection.
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