Info édition : Contient les histoires parues dans Thunder (1970) #1-22 et Thunder Annual 1972, 1973, 1974.
Résumé: 1580, London. Adam Eterno was working as an assistant to the great alchemist Erasmus Hemlock who had just achieved his life's goal - creating the "Elixir of Life"! Adam swallowed the potion, defying his masters orders. With his last breath, Erasmus placed a curse upon Adam, wishing him immortality. Unless Adam is struck over the head with a solid gold object, he is, "doomed to wander through the labyrinths of time...!"