Professor Pyg (Lazlo Valentin)
Professor Pyg (Lazlo Valentin) appears in 16 issues in grailworth's catalog, and was first published in 2007.
Every appearance we value
Batman Incorporated (2012) 1 issue
Grayson (2014) 1 issue
The Shadow / Batman (2017) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.