Adventure Comics #500

Contents:

• "The Secret of the Mystery Legionnaire"
• "The Legion of Substitute Heroes"
• "The Secret Power of the Mystery Super-Hero"
• "The Return of Lightning Lad"
• "The Legion of Super-Monsters"
• "The Doom of the Super-Heroes"
• "The War Between the Substitute Heroes and the Legionnaires"
• "The Super-Sacrifice of the Legionnaires"
• "The World of Doomed Olsens"
• "The Condemned Legionnaires"
• "The History of Adventure"