well at this point , i can tell your mesh is very dense.
the model is headed in the right direction if u fix a few things.
1)the feet look odd
2)the middle of the chest to the pec muscles need work as well.
3)the armpits need a lot of work.
4)the bicepts also need much work.
5)the lateral back muscles seem to go directly to the abs, u might want to give him some ribs.
6)the back is missing his shoulder bone.
7)belly button is a bit too high up
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