Editing Arkham Asylum (section)

=== [[Prison guard|Corrections Officers]] ===
* [[Aaron Cash]]{{spaced ndash}}A security guard who sports a hook hand after [[Killer Croc]] bit it off.<ref name="Hell4">{{cite comic |writer=Slott, Dan |penciller=Sook, Ryan |inker=Von Grawbadger, Wade |colorist=Loughridge, Lee |letterer=Heisler, Michael |title=Arkham Asylum: Living Hell |volume= |issue=#4 |story=Tic Toc |date=October 2003 |publisher=DC Comics}}</ref> Unlike many of his colleagues, Cash is neither mentally unwell nor corrupt and is a trusted ally of [[Batman]].
* Frank Boles{{spaced ndash}}A security guard who patrolled near the cell of [[Solomon Grundy (character)|Solomon Grundy]]. He was killed by [[Emerald Empress]].<ref>''Supergirl'' (vol. 7) #12</ref>
* [[Lock-Up (comics)|Lyle Bolton]]{{spaced ndash}}A ruthless security guard who later becomes the supervillain Lock-Up.<ref>{{Cite book |last=Dixon, Chuck (w) |first= |author-link=Chuck Dixon |title=Detective Comics #697 |last2=Graham, Nolan (p) |date=June 1996 |publisher=DC Comics}}</ref>