UNCANNY X-MEN (1963) #351

Gambit’s greatest secret is revealed! And some sins can never be forgiven… Spat and Grovel take the captive Gambit to a fortress in Antarica as he recalls the assignment given to him years ago by Mr. Sinister. Rogue, Beast, Joseph and Trish Tilby assemble a rickety vehicle to follow them. In New York City, Psylocke is determined to investigate Maggott’s darkness and shadow-teleports him, herself and Archangel away.…