Last updated: 21 July 2026

Gears of War: E-Day Horde Siege Guide

Horde Siege is the biggest structural change to Gears' signature co-op mode since it was introduced — scaling classic Horde from a single 5-player squad up to 12 players across three coordinated squads. Here's everything The Coalition has officially confirmed about how it works ahead of the October 6, 2026 launch and the August 6 open beta.

01What Is Horde Siege?

Horde Siege is a new large-scale co-op mode for Gears of War: E-Day, officially described by The Coalition as an evolved take on Gears' iconic co-op wave-survival mode, built for larger maps, more players, and bigger battles. Instead of one group of up to 5 players holding a single location, Horde Siege scales the format up to 12 players split into 3 squads of 4, all working to defend locations across the city of Kalona against large-scale Locust attacks.

Kalona is the same city where E-Day's campaign takes place during the Locust's Emergence Day attack — a sprawling setting with a stadium, industrial waterfront, airfield, and dense residential districts, and it doubles as the backdrop for Horde Siege's maps.

02Squads, Classes, and How Matches Work

Before a match, every player picks one of four confirmed classes, each filling a different role in the defense:

• Assault
• Marksman
• Medic
• Breacher

The Coalition has not published a detailed breakdown of each class's specific abilities, passive skills, or fortification options yet — those details are expected closer to the beta or launch. What is confirmed is the overall structure: you drop in as part of a 4-player squad, and up to two other squads share the same map, all defending shared objectives together rather than playing in isolated instances.

The mode's headline feature beyond player count is cross-squad objectives and world bosses — large enemy encounters that require multiple squads to coordinate and contribute to bring down, rather than each squad fighting its own separate wave. Match length, wave counts, and difficulty tiers have not been officially announced.

03How Horde Siege Differs From Classic Horde

Classic Gears Horde (from Gears 2 through Gears 5) puts up to 5 players in a single shared space, defending against escalating enemy waves with no squad subdivision. Horde Siege changes the formula in several confirmed ways:

• Roughly 3x the player count — 12 players instead of 5.
• Squad structure — players are organized into 3 defined 4-player squads with class roles, rather than one undivided group.
• Bigger, more connected city maps across Kalona, rather than a single contained arena.
• Shared cross-squad objectives and world bosses that require coordination between squads, not just within one.

One thing that has not been confirmed either way: whether the traditional 5-player Horde format also returns alongside Horde Siege. The Coalition has only announced Horde Siege itself — players have been actively asking about classic Horde in community discussions, but there's no official answer yet either confirming or ruling it out.

04Other Multiplayer Modes at Launch, for Context

Horde Siege sits alongside two other confirmed multiplayer offerings rather than replacing them:

• Versus — traditional 4v4 competitive Gears multiplayer, with Ranked and Social playlists on new Kalona-based maps.
• Campaign co-op — up to 4-player online co-op for the full campaign, plus 2-player local split-screen, playable as any of Bravo Squad's four characters.

See the full Co-op Guide for how campaign co-op and crossplay work across Xbox Series X|S and PC.

05How and When to Try It

Gears of War: E-Day launches October 6, 2026 on Xbox Series X|S and PC (no PlayStation version). The open beta starts August 6, 2026, giving players a chance to try the game — including its multiplayer modes — ahead of launch. The Coalition hasn't specified exactly which modes will be included in the beta build, so treat Horde Siege's beta availability as unconfirmed until closer to that date.

Crossplay is confirmed across Xbox Series X|S and PC for all multiplayer modes, meaning the entire player base shares one matchmaking pool rather than being split by platform.

06FAQ