It's normal. Don't let anyone tell you otherwise
MP-10. 1st I got had foot lights all facing to the left. My replacement version had melted tires
MP Takara Soundwave DID NOT have the upside down triangle on his crest
MP-05 had cosmic rust on his feet
MP-01 has thin paint which are now oxidizing (like he has acne all over)
MP Beast Convoy had a chipped lip ( default face ) but Amiami replaced it.
MP Star Saber has a bit of a loose groin panel
MP IH has his chrome oxidizing too fast
MP Alert has a paint chip behind his right knee
MP Buzzsaw got a paint chipped when I ejected him
MP Hotrod has some fade out of his chrome,not as bad as IH
MP Grimlock = perfect
MP WJ = perfect
MP Exhaust = perfect ( if you call adding some decals to fix the Malboor logo )
MP UM = perfect
MP Lambor = perfect
MP Ratchet = perfect
MP Inferno = perfect
MP Grapple = perfect
MP Cassetrons (the rest of the gang, I don't own a Ratbat) = perfect
MP Laserwave = perfect
Edit:
MP Tracks = perfect
MP Roadrage = perfect
* No mentioning of the design flaws but just the lack of production flaws
Part of the territory when you collect machine made items controlled by imperfect humans.