Furnace review: what makes this engine builder different?

Brief summary: Furnace is a fast engine-building board game where you build your own industrial factory in four rounds. Bidding is not done with money, but with discs 1 to 4, according to a clever system where losers are also rewarded. With simultaneous activation and variable character cards, this is a top pick for fans of tactical puzzles.

What is Furnace and how does it work?

Furnace is an engine-building board game published by Jumping Turtle Games. In four rounds, you build your own factory, but it all starts with bidding on new cards. You don't bid with money, but with discs (1 to 4), and according to a few clever rules: you can never bid the same value as someone else on the same card, and you cannot bid twice on the same card.

The winner of the auction gets the card, but everyone else receives compensation — which can sometimes even be better than the card itself. This creates a unique tension between "I want that card" and "I actually want to lose". Then you incorporate the purchased cards into your factory and activate them one by one.

How long does a game of Furnace take?

Surprisingly short. The game only has four rounds and the activation phase is simultaneous, making the pace very fast. We played it with four, and after the initial setup, it moved really quickly. Expect 30 to 60 minutes for a full game — exactly long enough for deep puzzling, but short enough to easily start a second game.

This compactness is also one of its biggest assets: you don't need a whole evening to get a satisfying engine-builder experience.

What makes Furnace different from other engine builders?

Three things stand out:

• The clever bidding mechanic. Losing can be just as valuable as winning — that reverses the logic of classic auction games.
• Simultaneous activation. Everyone activates their factory at the same time, meaning no downtime.
• Character cards with asymmetric powers. Each game feels slightly different, significantly increasing replayability.

The game is also a true puzzle game: you have to carefully consider the order in which you activate your production and how to make your factory run most efficiently. It feels great when you get everything perfectly aligned in the final round.

Are there any drawbacks?

Honestly: yes, two minor things. As with many engine builders, the game sometimes ends a little too quickly — there are only four rounds and you often feel like you're just reaching cruising speed when the end approaches.

And even though there's interaction through the auction, in the final round you're mostly focused on your own puzzle. That's not bothersome, but you do notice it — Furnace is not a game where you're constantly engaged with your opponents.

Who is Furnace suitable for?

Furnace is ideal for:

• Fans of engine builders like Splendor, Wingspan, or Race for the Galaxy
• Players who enjoy tactical puzzles and optimizing a production chain
• Groups of 2 to 4 players who want a satisfying strategy game within an hour
• Logisticians, optimizers, and planners — anyone who likes to see everything fall into place will find their match here

Final verdict: Is Furnace worth it?

Why this game personally appealed to me

As a logistician who loves to optimize everything, I couldn't pass up Furnace. The game looks beautiful and gets off to a quick start — two things that are decisive for me when trying a new board game.

But what sticks with me the most is that moment in the final round when everything clicks into place. You've been puzzling over your factory for four rounds, buying cards, collecting compensation, assembling production chains — and then everything clicks. For those who love optimizing: that feeling is why you play this game.

Order Furnace at Bove Bove →

Similar games you might be interested in

• Looking for another themed engine builder? → Check out Wyrmspan
• Prefer a faster engine-builder with more theme? → Check out Pokémon Splendor
• Looking for a deeper strategy puzzle? → Check out Lost Ruins of Arnak