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Easy DIY Kid Costume! Transformers Costumes are awesome, but being Optimus Prime is a great Halloween boy costume. DIY Optimus Prime Transformer Costume | Brilliant Little Ideas
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Transformable Optimus Prime Wearable Costume for Kids digital - Etsy Canada
Transformable Optimus Prime Wearable Costume for Kids digital - Etsy
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Optimus Prime Costume : 17 Steps (with Pictures) - Instructables
Phase 1 of the Optimus Prime Costume | Your Jaw Will Drop When You See the Halloween Costumes 1 Dad Makes For His Kids | POPSUGAR Family Photo 4