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.
We are not affiliated with IsThereAnyDeal.























































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:
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:
Additionally, we can offer you:

Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.























































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:
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:
Additionally, we can offer you:

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.
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.