Marvel Key Issues • Marvel Key Issues

X-Factor #5 Marvel Comics cover featuring the first cameo appearance of Apocalypse

Copper Age Key: X-Factor #5 Features the First Cameo Appearance of Apocalypse

September 15, 2026September 15, 2026 - by Comic Books

Copper Age Key: X-Factor #5 Features the First Cameo Appearance of Apocalypse Before Apocalypse became one of the most powerful and recognizable villains in X-Men history, he arrived in the shadows. X-Factor #5, published by Marvel Comics on June 1, …

Special Marvel Edition #15 Marvel Comics first appearance of Shang-Chi Master of Kung Fu

Bronze Age Comics / Marvel / Marvel Comics / New Comics

Bronze Age Key: Special Marvel Edition #15 Introduces Shang-Chi, Master of Kung Fu

September 13, 2026September 13, 2026 - by Comic Books

Bronze Age Key: Special Marvel Edition #15 Introduces Shang-Chi, Master of Kung Fu Some Bronze Age Marvel books stand out because they capture a specific cultural moment. Others matter because they introduce a character who becomes a lasting part of …