Possible Clues:

• Assemble by Crusader port to commit slaughter
• Very heavy defeat
• Horse carries small bag to butcher
• Marlowe's was at Paris
• Service a company curtailed getting heavy loss
• Slaughter large number over large area
• ...service and structured care, making a killing
• 3 the lot over the area
• Butchery
• Terrible scream as it produces many victims