When Rollicking Throng enters the battlefield, reveal the top card of Xenagos's library and Xenagos casts that card. (This ability doesn't trigger as the game begins.)
Near Mint - $300
Lightly Played - $200
Moderately Played - $200
Heavily Played - $200
Damaged - $200
Near Mint Spanish - $300
Lightly Played Spanish - $200
Moderately Played Spanish - $200
Heavily Played Spanish - $200
Damaged Spanish - $200