If you're into Halo 3 and you're into Legos, why not combine the two? Watch this video tutorial to learn how to build Halo 3 human weapons with Legos, like a sniper rifle, the magnum pistol, the assault rifle, and the spartan laser.
Halo weapons built with Legos:
*Anti-Vehicle Model 6 Grindell/Galilean Nonlinear Rifle (Spartan Laser)
*SRS99D-S2 AM Sniper Rifle (Sniper Rifle)
*M6G Personal Defense Weapon System (Magnum)
*MA5C Individual Combat Weapon System (Assault Rifle)