Possible Clues:

• Shredded
• Ragged
• Foremost of toymakers admitted new train-set's ruined
• Raggedy
• Urgently needing sewer gases to retain temperature beneath one
• Unorthodox train test is ruined
• One talks about last in sprint being the worse for wear
• Treat isn't (anag) — ruined
• Destroyed, torn
• Torn to pieces