Halo 3 Glitches & Tricks: How to Get Under Foundry

Halo 3 first-person shooter XBox video game tricks & glitches: Getting under Foundry tutorial

Instructions:

1. Overload the map

2. Stand in place of a box after map overloaded

3. When the box comes back, either move or press RB

4. When you fall under, transform into editor mode

5.Then you can survive under the map.