Info édition : Contient Challengers of the Unknown (1991) #1-8 et une histoire inédite ("I know you are, but what am I ?", 12 planches). Sketchbook de 8 pages en fin d'album. Noté "First printing".
Résumé: Time has finally caught up with the Challengers of the Unknown. A world seems to have passed them by and they are now relics. All that changes when their fabled mountaintop headquarters blows up and the quartet suddenly find themselves on trial for their lives. So begins the most audacious case of their careers.