Ok i opened up HMT and i edited almost all te tags, to make a mod, its not a complicated mod, its just a mod that is changed through HMT. So i just edited tags in HMT. Thats how got the name HMT Gulch.
I Edited The Following Tags In HMT:
Actor variant
Biped
Collision Model
Contrails
Equipment
Grenade HUD Interface
Item Collection
Damage
Light
Game Globals
Projectiles
Structure BSP
Shader Glass
Sky
Vehicles
Weapons
Wind
SCREENSHOTS:

Flashlight Not on and still light.

Windsheild Color Change

Thats the frag grenade

Almost every weapon has 8X Zoom

Thats the plasma grenade

Ghost shoots tank shells

Tanks small gun shoots grenades

Tanks big gun shoots Gun turret bullets