Ideas, Visualised digitally

Been getting quite a few idea recently and have been wanting to do digital versions of them, these are the kind of things I want to put on my super powers. I'm pretty happy with them, they can and will be made to look better and to fit packaging.

This top one is based off Mercury's winged boots, it signifies speed and this was the first thing that popped to mind when I was researching. He was a god (or a messenger of the gods)? and was pretty notable for his speed. Nothing more fitting.

This not so good one... Is am arm denoting strength, and then the Nemean which has come from Hercules, Hercules also being commonly associated with being incredibly strong.