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Galactic Thunderdome is a 2D sci-fi platform brawler with a focus on physics-based mayhem. Best your friends with a vast array of weapons and gadgets in a world rich with emergent gameplay, explosive antics, and bloody remains.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
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Galactic Thunderdome is a platform brawler about fighting in a dynamic, chaotic, physics-based world. With a vast selection of diverse items, a cast of unique characters, and a variety of game modes, GTD is a monumental playground of cartoonish havoc built upon a foundation of simulated physics.
Play with or against your friends across 45+ levels with 85 items in one of several game modes:
Battle your friends in classic Deathmatch & Team Deathmatch modes
Race each other to escape with the golden idol in Treasure Hunt
Hold the line and survive together against an endless horde in Last Stand
Prove your mettle by conquering the two single-player Gauntlets
It is no easy feat to bend the chaos to your will and distill victory from the gnarly havoc of the Thunderdome, but it is your fate and duty as a Galactic Combatant to tame the mayhem or die trying!
Supports up to 8 players locally. Also compatible with Steam Remote Play, which allows up to 5 people to play together through streaming multiplayer (controllers required for all but the host). Features in-game UI for Remote Play multiplayer.
GTD is set in the distant future where civilizations from around the galactic confederation come together to hold the deadliest and most esteemed tournament in history: the Galactic Thunderdome. Combatants arrive from all corners of the galaxy and all epochs of time to compete in a variety of harrowing events in an effort to become the Galactic Thunder Champion and bring glory to their cosmic homelands, while their televised deeds in the Thunderdome are broadcast into every living room in the celestial realm.
Play as any of the following Galactic Combatants, each with a unique special ability:
Dual-wield from the following assortment of items:
Galactic Thunderdome is deeply physics-based, with forces, impacts, and velocities calculated procedurally in real time.
Don't expect static damage values, linear trajectories, or fixed attack animations. Instead, you can count on:
Accurate explosions, ricochets, collisions, forces, and crushing physics
Simulated rope dynamics
Destructible terrain
Sticky and stretchy adhesives
Simulated wind and gas dynamics
A robust custom gravity system
Smart bullet time
Additionally, we can offer you:
Excessive cartoon gore
Chaos
Emergent gameplay
A nearly unlimited skill ceiling
Tears of joy and anguish
Features that used to be bugs
