Some tools I have been working on modeling, intended for use in Unreal Engine 4.

I started off with a high-poly sculpt, and then re retopologized down to a lower resolution mesh. and baked the data in and added some simple shaders in Substance designer.

I then started playing around with adding more wear and detail.

After some iterations they were ready to bring into Unreal 4

Here is a sample of what the Stone Axe looks like