X-Men Origins: Jean Grey
This is a great cover featuring Jean Grey as Marvel Girl. Just gorgeous…the cover, I mean. 
X-Men Origins: Jean Grey #1
This review from Comixology, click here for the full review.
…expanding on her established background from a black-and-white story in Bizarre Adventures #27 that most current readers probably don’t even know exists. McKeever sticks to telling the story of Jean’s traumatic telepathic awakening, adding just a little extra to what we knew to provide a sense of resolution.
But the real reason to get this issue is the artwork. Mayhew’s cover is nice, but his interior artwork is also painted and is superior throughout. Not only does everything look wonderful, but his storytelling skills are more than up to the challenge of showing us all the things here that happen in Jean’s head without major action scenes to drive them.
Top Ten Jean Grey Covers of all time
10. X-men Forever # 3
Jean relives important key moments in her life while at the same time re-bonding with the Phoenix force. The cover depicts Jean in her Revolution era costume, which was extremely short lived and forgotten by most fans. Prior to this costume, Jean had been wearing her traditional green Phoenix costume and calling herself Phoenix.