Fused armor glitch
From Halopedia, the Halo wiki
The Fused Armor Glitch is a glitch that happens in Halo: Reach.
Walkthrough
This glitch occurs when performing a mid-air Assassination with an Energy Sword. When a player performs this glitch, the player's and the other player's armor will seem to fuse together. There are countless combination's which make large amount of results. [1]
Sources