You said it yourself

Actually his hand just slipped a bit and he's too proud to admit he did such an idiotic mistake.

...

Okay, to be truly honest this is a scene from a fanfic I wrote a while ago. _{World needs more Mercer x Cpt. Cross, yessss.}
... And please excuse me for the clichéish sounding line. I swear it sounds better in the actual fic. _{Or not.}

I just love drawing and coloring Mercer's transformed arm. Especially those claws~
Also, I was a bit too lazy to clean up the lineart properly so it's a bit messy now. Meh.

_{Alex Mercer (c) Activision
Art (c) Me}