If you’re exploring the world of adult comic books and graphic novels you may want to take a look at Underground and Independent Comics, Comix, and Graphic Novels.
It’s a scholarly primary-source database of alternative comics from the 1960s to today, particularly from North America. Covering all genres of comics and graphic novels, it lists every character from every publication, from Aaron of Wolverton Bible to Zula of Tales from Shock City.
It also has interviews, commentary, theory and criticism from The Comics Journal and other secondary sources.
You can create a free account to create playlists of links to thematic content which can be annotated, edited, and embedded into teaching/presenting resources. There are copyright rules for using some comics but guidelines can be found within the database.
To find material within the collection search Articles & more or search within Underground and Independent Comics, Comix, and Graphic Novels itself.