Related Clues:

• Knockoff
• Dolly the sheep, e.g.
• Exact match
• One who's beside himself?
• Feat of genetic engineering
• Engineered offspring
• Exact copy
• Spitting image
• Exact look-alike
• Dead ringer
• Any ''Jurassic Park'' beast
• Identical thing
• 'Star Wars' army member
• He may be beside himself
• Creature copy