Grid Destruction Plugin Promises Multiplayer Walls With Real Openings

A new Unreal Engine plugin named Grid Destruction was presented to the Epic Developer Community on November 5, 2026. The developer describes an approach to multiplayer destruction in which damage makes actual openings in wall geometry, allowing projectiles and characters to pass through. Unlike a simple material decal that only looks like a hole, the intended result changes the traversable shape of the level.

The project targets Unreal Engine 5.7 and 5.8 on 64-bit Windows. Its author reports support for listen servers and dedicated servers, and says testing took place in both a blank Unreal project and the Lyra Starter Game. These are useful compatibility claims but should not be mistaken for independent load tests under the network and frame-time conditions of another game.

According to the announcement, the server owns the authoritative wall state while clients replicate only damaged cells within a network bandwidth budget. The plugin also includes a mechanism to compare client-side wall state with the server and repair mismatches. Layered materials, structural collapse, collision-matched holes and per-material damage effects are part of the advertised system.

Destruction is especially challenging in competitive multiplayer. Players must agree not just on the visual effect but also on whether a bullet can pass through a wall or a collision volume still blocks movement. A discrepancy creates an immediate gameplay problem. Changes to geometry can additionally affect navigation, line-of-sight tests, audio occlusion and level performance.

A useful evaluation would use two network clients and one server. Start with one wall between two players, damage a specific section, then check projectile hits and movement from both clients. Add artificial latency and packet loss, inspect server correction behavior, and profile memory, physics and replication costs as the number of damaged cells increases. Any performance result should be measured rather than inferred from a short demonstration video.

The developer says the current version supports planar walls, not curved structures, and links to a Fab listing and documentation. That limitation should inform level design from the beginning. For studios working on tactical shooters or destruction-based survival games, the announcement is worth investigating as a third-party option, not as a built-in Chaos feature or a universally proven multiplayer solution.