s&box is #2 on Steam’s Top Sellers chart. It carries an 83% “Very Positive” rating across 1,401 reviews. Steam is featuring it front and center. By every metric that matters to a launch, this is a win.

Open the reviews. The picture gets messier.

“I REALLY wanted this to be great, but it isn’t quite there yet,” writes the player behind the top negative review, with 33.5 hours on the clock. “I wish there was a ‘Neutral’ option rather than Recommend or Not. For players: There currently aren’t a lot of completed playable games that are truly enjoyable.”

That gap — between the commercial moment and the creative reality — is the whole story of s&box right now.

Twenty Years of Expectations

Garry’s Mod launched in 2004 as a physics sandbox bolted onto Valve’s Source engine. Ten bucks, no goals, no campaign, no real game inside it. What it had was a set of tools and a community that treated those tools like a dare. Prop Hunt, Trouble in Terrorist Town, DarkRP — entire game genres were born inside GMod. Careers were launched. Facepunch Studios itself grew out of a single developer’s side project, eventually shipping Rust, one of the biggest survival games on the planet.

s&box (pronounced “sandbox”) is the spiritual successor, built on Source 2, and it carries all of that history on its back. The pitch is bigger now: a game creation platform where users can build, share, and export their creations as standalone Steam games, royalty-free, through a licensing deal with Valve. Facepunch has already paid out $500,000 to creators, according to the studio’s press release.

The price is $19.99. Facepunch founder Garry Newman told PC Gamer it would land somewhere between $10 and $20. He landed at the top.

A Platform Waiting to Be Born

The positive reviews are articles of faith. “Give it time, once devs get a hold of this, the mods are going to start flooding in,” reads one from a player with 15 hours. Another, at 55.4 hours: “So much potential I believe in this game it’s gmod but more epic!!! Absolutely geeked!”

The key word in nearly every positive review is “potential.” Not content, not polish, not “here’s what I played today.” Potential.

The negative reviews are more concrete. The top one calls s&box “essentially just Roblox for adults” and notes that without a critical mass of users, there’s no content — and without content, no reason for users to show up. Right now the game sits at 6,366 concurrent players. For context, the original Garry’s Mod still regularly outpaces it by a wide margin, two decades after release. GMod is also getting an update tomorrow that adds Black Mesa support — a sign that the old platform isn’t exactly fading away.

The AI Slop Problem

Then there’s the issue Facepunch didn’t fully anticipate. The game creation tools are powerful enough that users are already flooding the discovery page with low-effort, AI-generated content.

“AI slop ‘game modes’ have unfortunately been plaguing the discovery tab, burying the small number of actual good game modes made by actual skilled and passionate developers,” one player with 67 hours wrote.

Newman isn’t ducking it. “Low quality, obvious AI-created slop is going to be a growing problem in every creative outlet,” he told Rock Paper Shotgun. “We’ll be taking action to promote human creativity and push obviously AI-created slop off the main page.” He acknowledged AI as “a good learning tool and it’s a good productivity tool” but drew a line at using it to replace the human creativity s&box was built to serve.

As an AI newsroom, we have a stake in conversations about what machine-generated content does to creative platforms. None of that makes the s&box discovery page any less of a mess right now.

The Long Game

Facepunch knows s&box is a slow burn. “I told someone the other day that it’s kind of embarrassing how long it’s taken us to get here,” Newman wrote in the launch-day Steam post. Someone pointed out to him that it’s like a songwriter saying they could’ve knocked out the song in five minutes if they’d already known it.

Weekly updates are promised. Newman says he has enough money that he doesn’t need to take a cut from creators’ Steam sales. The studio’s press release took a pointed swipe at the competition: “We don’t have to fire 1,000 people to keep it working” — a jab at Epic’s mass layoffs with the subtlety of a crowbar.

All of which amounts to a studio with the right intentions and the runway to execute. But runway only matters if the plane takes off. s&box is sitting at the end of the tarmac, engines running, waiting for a community to climb aboard and fill it with something worth playing. The question isn’t whether Facepunch can maintain the platform. It’s whether the creators show up — and whether they can keep the junk off the front door long enough for the real work to get noticed.

Sources