In deleted comments, the moderator's name appears with the same background used for the user who asked the question
40406
Mod shows up with OP background when viewing deleted comments
105134
Why isn't the username obfuscated as one of the close-voters once the user is deleted?
62853
Why does "deleted recent questions" not appear for users who have asked only one question?
38686
Zombie comments (aka wrong comments count when destroying a spammer who posted comments)
67994
References to a comment on a deleted answer can break Stack Exchange JS
17113
Dupehammer creates and deletes a comment, causing notifications to go out
67421
Do moderators see the previous versions of edited comments?
8310
'Possible duplicate' comment not appearing for questions with deleted comments containing the link
78459
Comment promoted to answer
51996
Destroying a spammer does not delete their comments
60429
Why is the "user was removed" message so vague?
73004
Questions voluntarily deleted by their authors, who later delete their accounts show to <10k users as "removed for reasons for moderation"
84490
"Who" prints duplicated usernames
16708
Temporarily deleted answer missing from asker's inbox
158101
User deleting code after question has been answered
38992
Is the duplicate answer flags raised for exact copies of answers of different users?
20391
What happened to this user's rep, badges, and name?