While the M7 first debuted in Halo 2, the concept for an SMG originated in the production of Halo: Combat Evolved. Named in-game as the "12.7mm MP-99 Para", 1999-2000-era builds of the third-person era of Combat Evolved feature an SMG which can be wielded by the player.

The M7/Caseless Submachine Gun, [2] more simply known as the SMG, is a United Nations Space Command infantry and special operations weapon. A suppressed version of the M7/Caseless Submachine Gun, known simply as the M7S Submachine Gun, is also available for UNSC special operations. [3]

The M7 SMG is always a devastating weapon when dual-wielded against Elites and Brutes, and is brutal against Grunts and Jackals and Flood forms. It is, however, less effective against Drones, as their erratic flight patterns make them hard to target.

The M7S Submachine Gun[3] or the Suppressed SMG is a United Nations Space Command infantry weapon and variant of the M7/Caseless Submachine Gun. A suppressor attachment located at the tip of the Halo 2 -era SMG barrel.

Apr 23, 2023 · Weapons using caseless ammo overheat much faster vs ammo with a case due to the case absorbing a good amount of heat and being ejected. I think it's because caseless ammo can't be overpressurized, while humanity's threat is fighting civilizations stronger than they are. M7 are replaced by M20 which are cased.

The closest equivalent the SMG has in the real world is either the HK MP7 or the FN P90, both of which have seen military and law enforcement usage. Halo's M7 uses a 5 x 23 mm round, making it the smallest seen in the game. The MP7 has a 4.6 x …

May 14, 2021 · However, the M7 is designed for use within ships without risking penetrating the hull, so the low velocity makes sense. But the tradeoff is hardly worth it, and, as OP said, you end up with a weapon with very medocre performance, …

The M7 submachine gun is a UNSC-issued, gas-operated weapon capable of continuous fire. The substantial kickback necessitates that the user constantly readjust their aim during sustained fire. When wielded two at a time, the SMG becomes particularly deadly.

The M7S Submachine Gun, sometimes referred to as the Suppressed or Silenced SMG or more colloquially by UNSC personnel as the bullet hose, black box, chum and popcorn, is a personal defense weapon issued to UNSC Armed Forces special operators. [1]

The M7S made its first in-game debut in the Example multiplayer map, featured in Halo 2: Vista. The M7S is the starting weapon in most Firefight levels in Halo 3: ODST except for Windward, where the player starts with a sniper rifle instead.