Modern Warfare 4's Kill Block Map Rebuilds Itself Into 500+ Layouts Every Match

Activision has revealed new details on Kill Block, a shape-shifting multiplayer map for Call of Duty: Modern Warfare 4 that reassembles itself between matches using interchangeable pieces pulled from the series' history.

A Training Facility That Never Looks the Same Twice

Kill Block is set inside a fictional installation called the West Bridge Advanced Military Training Facility. Rather than a fixed layout, the map is built from modular sections that get rearranged before every game, so no two matches necessarily play out on the same terrain. Infinity Ward says the system can theoretically produce hundreds of distinct arrangements, and the developer has confirmed more than 500 configurations will already exist when Modern Warfare 4 releases. The trick lies in how the map is constructed. Kill Block is split into three separate chunks, referred to as "slabs": a pair of end slabs that bookend the arena and a single slab in the middle where most of the fighting happens. Before each match, one of each type locks together to form a complete map, and once the round ends, the pieces separate and a new combination takes their place for the next game. Each individual slab is sized similarly to one of the series' compact 2v2 Gunfight maps, while the assembled map as a whole matches the footprint of Shoot House, the popular arena from 2019's Modern Warfare reboot.

Familiar Locations, Remixed

While the majority of Kill Block's individual sections are original creations, Infinity Ward is using the format to bring back recognizable pieces of Call of Duty history. Confirmed callbacks include a portion of Ambush from the original Call of Duty 4: Modern Warfare, a Storage Town section drawn from Warzone's Verdansk map, and a slice of Highrise from 2009's Modern Warfare 2. One example arrangement shown by Activision paired the Highrise section with the Station Gunfight map from 2019's Modern Warfare and a separate slab called Cabin. Because the pieces are always shifting, the developer's stated aim is to keep sightlines, routes, cover placement, and engagement pacing from ever settling into a predictable pattern. To help players avoid getting lost in the constantly changing environment, the map's outer edges carry sector markers: the longer north and south walls are broken into six "A" and "B" zones, while the shorter east and west walls use "C" and "D" labels, giving squads a shared vocabulary for calling out enemy positions regardless of which slabs happen to be active.

Modes and Launch Window

Kill Block is built to scale across multiple player counts, supporting the tight 2v2 Gunfight format as well as 3v3 matches and a new 10v10 version of Gunfight arriving at launch. Infinity Ward has said additional core multiplayer modes will be supported on the map after release. The map is getting its first public hands-on this weekend at Fanatics Fest in New York City, where Infinity Ward studio head Mark Grigsby and Activision marketing executive Tyler Bahl are scheduled to discuss the game alongside a handful of celebrity guests. Modern Warfare 4 will offer a free open beta ahead of release, with preorder customers getting early access. The game launches October 23 on PC, PlayStation 5, Xbox Series X|S, and Switch 2.