Just two

[drizzlermibs]

I think left is a (newer?) MK? Second, no clue. Odd line in it which looks like contamination (don't feel it on the surface).

 

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[cheese]

I agree with MK on the left, I don't think new though. The right one is odd. How big is it? Some akro shooters looked a bit like this. Even if smaller, akro is all that makes sense. The seams are small for an akro, but