IRON MAN (1968) #242, [VG/Fine (5.0)]

At last the battle is joined! The Invincible Iron Man vs. the malevolent Mandarin... with the lives of three dear friends hanging in the balance! On the Mandarin's private island, Shell-Head must use his cutting edge technology to overcome the ancient power of his opponent's ten rings! If Tony Stark can pull off an improbable victory overseas, he'll return home to take a stunning shot through the heart!