Halo 3 Widow explains the cheat codes

McSweeneys Internet Tendency: Halo 3 Cheat Codes, as Explained by Neglected Girlfriend Janet Iverson.

B, A, X, Y, Y, DOWN, RIGHT

Receive all weapons. Instantly gives you the complete Halo 3 arsenal, including the Mark V pulse rifle, covenant carbine, bouquet of flowers, chainsaw, plasma blade, flamethrower, gift basket with scented bath crystals, trip mine, magma cannon, some chocolates or something once in a while, submachine gun, wanting a foot massage does not make me “high-maintenance,” needler, missile pod, Im not asking for the damn Hope Diamond here, railgun, and flak pistol. Oh, and the occasional-compliment-giver ray would be nice, too.