Related Clues:

• Not real deals
• Unscrupulous schemes
• They often take people in
• Fortresses
• Ponzi schemes, e.g.
• Sand structures
• Grifter's offerings
• Pyramid schemes, e.g.
• Chess foursome
• Large and stately mansions
• Don't build the chess pieces in the air
• They keep rooks on board
• Do they keep rooks on board? (7)
• Rooks are built for fastness
• Keeps rooks on board