Possible Clues:

• Jacks, to some
• Deceitful sorts
• Villains vandalise van, kindly keeping back contents
• Playing cards
• Jacks (cards)
• Cards produced by Kay Evans after a shuffle
• Four face cards bearing a picture of a young prince
• Rogues
• Jack's with board member on the way to school
• Jacks drowned, overturning around middle of Severn