This is my how to video on how to import the master chief model and adding weapons to him.
Check list:
1:Make a new unit based off the rifleman.
2:Importing the model and weapons.
3:Commentary.
4:Using the import manager and giving custom paths.
5:Applying the model to the unit.
6:Using a special effect trigger to the add weapon.
7:Showing gameplay of what it looks like.
Info:
The model is found here
Halo Master Chief TEAMCOLOURED - The Hive Workshop - A Warcraft III Modding Site
The weapons are found here
http://www.hiveworkshop.com/forums/343423-post16.html
Trigger

Melee Initialization
LINK:
YouTube - How to import halo models Warcraft 3
PATHS:
Master chief
MasterChief_NOTC.blp
MasterChief_NOTC.mdx
Weapons
Just remove the war3imported\ for the weapons
You
MUST have this file and path or the weapons dont work
HaloHuWep1.blp
Thanks to Kimberly for the weapons and the model ^^