Possible Clues:

• He'll get a grip
• All-in job at court for Charles
• One struggling to relax left during conflict with change of heart
• ''Sometimes my back is against the ropes''
• Grappling fighter
• One familiar with pins
• As someone lacking punch, he struggles
• He'll get to grips with the opposition!
• Professional grappler, a grunt-and-groan athlete
• One may be gripped by Nelson's achievement