Related Clues:

• Rarely-met goal
• Worth a ten, maybe
• Outsmart
• Beyond compare
• 10 out of 10, e.g.
• A-one
• Rating a blue ribbon
• 'Yours truly' alternative
• Standard of excellence
• Absolutely perfect
•     Ultimate goal
• Perfectly suited
• Kindest regards
• Brief letter sign-off
• Like Eden