This is a mod of Core Hunter I made. 

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0025.jpg

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0026.jpg He has the same type of shield that Breakout Breez used.

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0027.jpg

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0028.jpg

And his left arm is modular. He can swap out a variety of tools and weapons

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0029.jpg His standard Hero core stealing claw 

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0030.jpg A spike for both hacking computers and stabbing

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0032.jpg A tentacle that can act as a whip or for grappling

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0033.jpg His plasma shooter

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0034.jpg A large sword. 

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0035.jpg A mace on a cable 

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0036.jpg A Buzz Saw

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0037.jpg A Drill

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0042.jpg And a canister arm that can shoot Fire, Ice or Electrical Blasts

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0040.jpg

https://brickshelf.com/gallery/takanuinuva/herofactory/CoreHunterV2/hpim0041.jpg

Comments and criticism appreciated

That looks pretty cool, I like the use of the Hero Core parts as bullets on the ammo belt.

Nice!