Lyndon (Cat's Cradle: Warhead)

From Tardis Wiki, the free Doctor Who reference

Lyndon was a young man who lived in an unspecified American city. Sally, Eliot and he helped Bobby Prescott hunt and kill teenagers who played computer games. When they targeted Vincent Wheaton, the boy used his psychic powers abilities to reshape a bicycle into a monster and telekinetically directed it to brutally slaughter Prescott's helpers. (NA: Cat's Cradle: Warhead)