Related Clues:

• Setters maybe keeping qualifier commonly for tough competition
• Chief magistrate to follow ruthless self-interest
• Ruthless boxers welcome feed
• Cannibalistic competition?
• Ruthless competition to follow trail across limitless heath
• No-holds-barred cannibalism?
• Venetian ruler got a rise hoarding diamonds with ruthless attitude
• Person driven
• Not laid-back
• Savagely ruthless
• Ruthless pursuit of one's own interests
• Hyper-competitive
• Uber-competitive
• High-strung, as a personality
• 'Only the strong survive' mentality