CNN reports the sad news that Dave Cockrum passed away on Sunday at the age of 63 after a long battle with diabetes and related complications:
Cockrum and Wein added their own heroes to the comic and published “Giant-Size X-Men No. 1” in 1975. Many signature characters Cockrum designed and co-created — such as Storm, Mystique, Nightcrawler and Colossus — went on…
