Crysis 2 also adds a gorgeous new bobbing effect for the HUD when you move, and makes it look more realistic (like a fighter plane HUD).Crysis, which overlaps with Interface Screw when certain enemies and weapons (like EMPs) cause your HUD to go fuzzy or fail entirely.Strangely, Gordon is never depicted wearing a helmet, unlike several other anonymous scientists found wearing the same suit, helmet included. Half-Life (and its sequels and add-ons), also with Powered Armor.
During Noble Six's Last Stand in Halo: Reach, the visor, and thus the interface, Shows Damage. Your HUD is projected on the inside of your helmet's visor, and some weapons have readouts as well: small LCDs for human weapons, and holograms for the aliens.