A free sampler handed out by DC Comics at comic book conventions. — Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/supergirl-special-edition/4050-92818/).
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Ex Machina: Power Down
1 issue · 2007
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1 issue · 2018
6 issues · 2018
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1 issue · 2010
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1 issue · 2026
1 issue · 2025
