Legionnaires Three (Legionnaires Three #4)

Lightning Lad suffers through different, disappointing parts of his past, thanks to the Time Trapper. However, this is all a game that the Time Trapper is playing, to see if he can break the sanity of Lightning Lad. Fortunately, Lightning Lad is able to resist his torment. For winning the game, the Time Trapper sets everything right and sends the three founding Legionnaires, along with Graym, to their home, unharmed.