Attempt at a master chief

Hi,
All first time poster... but a long time lurker.
this is my first time trying to post some of the work ive been doing, at this current point in time im working on a halo 3 Master Chief. I know theres quite a few noob mistakes already lol but i hop eany of you guys could try and impart some wisdom to me (fingers crossed) any help would be much appreciated

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