Given Ratchet's age and the amount of time he sits on his butt back at base, I reckon cosmic rust. Either that or a Cyber-gull got him good on the shoulder.
The crazy awesome Takara TFP Vehicon and Breakdown arrived today! Left the crappy stickers off Breakdown's hammer for a more cartoon accurate look, oh yeeeaaah. As sweet as Breakdown is, Vehicon is just godly. The way half the car folds up into his legs is genius, great minicon blaster too! Haven't posted pics for a while so I may as well show the whole gang, lol. Here they are...