E is for Extinction

Published in 2001 and written by Grant Morrison with art by Frank Quitely, 'E is for Extinction' was a significant storyline in the New X-Men series, published by Marvel Comics. This arc marked the beginning of Morrison's influential run on the series, spanning issues #114-116. The story introduced a new era for the X-Men, characterized by a shift in tone and style. The plot centers around the emergence of a new villain, Cassandra Nova, who orchestrates a devastating attack on the mutant nation of Genosha, resulting in the deaths of millions of mutants. Key characters include Professor Xavier, Cyclops, Wolverine, and Emma Frost, who plays a pivotal role in the storyline. The arc is notable for its exploration of themes such as evolution, extinction, and the survival of mutants. It also introduced new elements to the X-Men mythos, including secondary mutations. The storyline was critically acclaimed for its bold storytelling and innovative artwork, setting the stage for future developments in the X-Men universe.