E.C.H.O.
Education. Control. Hologram. Overseer.1 series1 issue
E.C.H.O., also known as Education. Control. Hologram. Overseer., has appeared in 1 comic from First Second Books since 2017. Most cataloged appearances come from Science Comics: Plagues: The Microscopic Battlefield.
Real Name
Education. Control. Hologram. Overseer.
Hero Name
E.C.H.O.
Publisher
First Appearance
Latest Series Appearances
Latest Issue Appearances
Appears alongside
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