Besiege

Besiege

Released Feb 2020

Besiege is a physics building game about constructing medieval machines to annihilate armies, obliterate castles and overcome challenging obstacles. Conquer the campaign or skirmish with friends in Multiplayer!

95% positive · 53K reviews
Not yet
Released, but still in active development
High confidence
Active Development
Not yet
Released, but still in active development
High confidence
Active Development

Where to buy

Steam $14.99
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Evaluation

Besiege has been in full release since February 18, 2020, and Spiderling Studios has maintained an active post-launch development cadence throughout. The game has received two paid expansions — The Splintered Sea (May 24, 2024) and The Broken Beyond (June 22, 2026) — as well as a steady stream of free feature updates between them, including a major level editor overhaul (October 2024), new blocks and tools (November 2024), and the 10th anniversary update (March 2025). The Broken Beyond, a space-themed expansion adding a new campaign, 13 new blocks, a fuel system, and a multiplayer space environment, launched on June 22, 2026. Then, on September 21, 2026 — just one day before today's assessment date — the studio released update V1.91, described explicitly as "our first content update since the launch of The Broken Beyond expansion." This update added a new Fuel Pump block, a new campaign level (Shattered Citadel / Zone 79) that had been held back from the expansion's launch, and a dramatic expansion of multiplayer map sizes. The developer's note that this level was held back and is "finally ready" signals ongoing post-expansion polish work rather than a wind-down. In November 2025, the developer explicitly stated "trust us, we're nowhere near done" when nominating Besiege for the Steam "Labor of Love" award — a direct Tier 1 statement of ongoing development intent. No statement of completion or end-of-development has been made at any point. All four listed DLC items are released, but the active update cadence and developer communications make clear the content cycle is ongoing. No specific future content has been named or announced, but the studio's consistent history and explicit statements rule out treating the game as finished.
Evidence
V1.91 update released — described as 'our first content update since the launch of The Broken Beyond expansion' — adding a new Fuel Pump block, a new campaign level (Shattered Citadel, Zone 79) that was held back from the expansion's launch, and a dramatic expansion of multiplayer map size from 2km³ to 16km×8km×16km.
news post · Sep 21, 2026 source content shipped
high
The Broken Beyond expansion launched with a new space campaign (11 levels), 13 new blocks including a full fuel system, a multiplayer space environment, and a new sandbox. A simultaneous free update added 51 new level editor objects and new god tools.
news post · Jun 22, 2026 source content shipped
high

Content

4 of 4 released · no outstanding content
Released
May 2024

Media

Details

Publisher
Spiderling Studios
Achievements
54
Platform
Windows, macOS, Linux
Controller
—
Steam Deck
Playable
Players
Single-player · Multiplayer · Co-op · PvP

About this game

Besiege is a physics building game about constructing medieval machines to annihilate armies, obliterate castles and overcome challenging obstacles. Conquer the campaign or skirmish with friends in Multiplayer!

Create siege engines, battering rams, ballistas- anything you can imagine- with Besiege’s intuitive & flexible building system and extensive 70+ block collection!

The game’s intricate physics system creates a satisfying building & simulation experience, whether you’re the harbinger of destruction or your machine is falling apart.

Conquer your way through a singleplayer campaign of 55 destructible levels. Spanning across four island nations, each with its own environment, the campaign will pit you against unique civilizations ripe for conquest.

Cruise through Besiege’s huge sandbox levels, terrorizing their inhabitants, honing your craft & testing your ingenious prototypes.

Unlock more than 200,000 community made machines via the Steam Workshop, all available to download & play in your own game!

Besiege Multiverse is a portal for you to connect with other players and unleash chaos in multiplayer. Go head-to-head in epic machine combat or compete against your friends to complete level objectives and win custom game modes. Work cooperatively to conquer levels, complete puzzles and lay waste to armies & fortresses.

Besiege’s powerful level editing tools will enable you to wage war with AI armies and build custom environments with your friends! Make changes to levels in real time and create unique multiplayer experiences with the editor’s logic system. Robot wars, motor racing, football; there’s no end to the creative possibilities!

Besiege has built in support which has enabled our community to produce hundreds of mods and thousands of custom levels & skin packs. Easy to find and simple to install with Besiege’s Steam Workshop integration & our in-game modloader.


Last evaluated Sep 22, 2026
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