Thomas Wayne Jr. (insane brother of Bruce Wayne)
Thomas Wayne Jr. (insane brother of Bruce Wayne) appears in 7 issues in grailworth's catalog, and was first published in 1974.
Every appearance we value
Adventures of Superman (1987) 2 issues
Forever Evil (2013) 2 issues
Justice League of America (2006) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.