The Signal (Duke Thomas, from Batman)
The Signal (Duke Thomas, from Batman) appears in 39 issues in grailworth's catalog, and was first published in 2013.
Every appearance we value
Batgirl (2025) 2 issues
Batman (2025) 1 issue
Batman: Urban Legends (2021) 1 issue
Future State: Gotham (2021) 1 issue
Nightwing (2016) 3 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.