Energon Optimus Prime with mouth?

How can it be that some good a version with mouth, and without the mouth. Myself i luckyly got him with no mouth, but what is this exactly? Is it only the U.S version or something ? 

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Redimus wrote:I beleive only the US version ever had a mouth. Then hasbro realised this made a crap toy even craper, and reverted to the Japanese mold for latter issues of E Prime.
Emperor Primacron the 1st wrote:Redimus wrote:I beleive only the US version ever had a mouth. Then hasbro realised this made a crap toy even craper, and reverted to the Japanese mold for latter issues of E Prime.
Mind you, some of us liked that 'crap toy'![]()
D-340 wrote:Emperor Primacron the 1st wrote:Redimus wrote:I beleive only the US version ever had a mouth. Then hasbro realised this made a crap toy even craper, and reverted to the Japanese mold for latter issues of E Prime.
Mind you, some of us liked that 'crap toy'![]()
I second that. Even though he had a weight problem, his combinations with Wing Saber and Omega Supreme ruled.
Yeah, the early versions had the mouth. I think it changed when the following wave hit.
D-340 wrote:Emperor Primacron the 1st wrote:Redimus wrote:I beleive only the US version ever had a mouth. Then hasbro realised this made a crap toy even craper, and reverted to the Japanese mold for latter issues of E Prime.
Mind you, some of us liked that 'crap toy'![]()
I second that. Even though he had a weight problem, his combinations with Wing Saber and Omega Supreme ruled.
Yeah, the early versions had the mouth. I think it changed when the following wave hit.