Related Clues:

• Rocky's last name
• Brute, one that's ovine and some bovine
• Muscular hero has hit on reason to take bath?
• Macho character having to stuff bouquet under arm
• Aggressive man from crowd at the box office
• Wild mob after the gunners, showing its brutal character
• War veteran stars alongside inadequate lad
• Senseless violent person
• Unstable (like North American mountains?)
• Character given to mindless violence
• Hard - unstable
• Mountains - unstable
• Unreliable
• Character relying on brute force
• Unstable — full of crags