Binary code
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One parallel universe appeared to be comprised of binary code, that being a series of 1s and 0s. (COMIC: The Glorious Dead (part 6) [+]Loading...{"part":"6","1":"The Glorious Dead (comic story)"})
Behind the scenes
Binary code was not explicitly named in The Glorious Dead (part 6) [+]Loading...{"part":"6","1":"The Glorious Dead (comic story)"}.