This girl did a great cosplay of Gaige!! On her tumblr she posted updates while she was making it.
Maybe you can ask her for some tips.
Shadowcat/ Astonishing X-Men : 50% complete
Saria - Legend of Zelda OoT: 70% complete
Kushina - Naruto Shippuden: 10% complete
Check out my Tumblr
where I keep updates, progress, inspiration, tutorials, etc!