2008, Roz Kaveney, Superheroes!: Capes and Crusaders in Comics and Films, I. B. Tauris Co. Ltd, →ISBN, page 7:
In the Marvelverse, mutants are potential victims of hate crimes and of state-sponsored pogroms, and of the sort of bureaucratic prying that is often a prelude to the latter.
2010, Jennifer K. Stuller, Ink-stained Amazons and Cinematic Warriors: Superwomen in Modern Mythology[1], I. B. Tauris & Co. Ltd, →ISBN:
Marvelverse characters Araña Corazon and Elektra Natchios were raised by single fathers after the deaths of their mothers.
2015, “Glossary”, in Valerie Estelle Frankel, editor, The Comics of Joss Whedon: Critical Essays, McFarland & Company, →ISBN, page 224:
Licensed crossovers often appear between characters in the Marvelverse or the Buffyverse.