Halo: Combat Evolved/Glitches and Tricks

There are the many Glitches and Tricks that can be exploited in Campaign Mode and Multiplayer Mode on Halo: Combat Evolved.

Easter Eggs

 * Bulletin Board
 * Food-Nipple Grunt
 * List of Marathon references in Halo
 * Megg
 * Rex
 * Siege of Madrigal

Tricks

 * Grenade Jumping
 * Grenade Sniping
 * Warthog Jump