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About Polybius Invaders
Take on the Evil General Goo as he sends waves of Retro Space Invaders your way in this Action-Packed Arcade Shoot 'em up.
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Out of Chaos comes Order. Polybius Invaders will mess with your senses. This is an experience like no other. Turn on features like Infra-Sound and Subliminal Messages and experience the fear. Enter this brave new world and take revenge on General Goo and his evil Agenda, as he unleashes all-out war. You are humanity's only hope. Your species has amused itself to death. Take on the Evil General Goo as he sends waves of Polybius Space Invaders your way in this Action-Packed Arcade Shoot 'em up. Polybius Invaders is a single-player game that features 25 stages of alien invaders for you to destroy, Four Brutal Bosses, and a Final Showdown with General Goo. To help you succeed there are plenty of weapon pick-ups.
Game modes: Single player
Right now the lowest price for Polybius Invaders we're tracking is $9.99 at Steam. We compare 1 store and prices refresh every few minutes.
The lowest price we've recorded for Polybius Invaders is $1.99 at Steam on October 1, 2026. The current best price is about 402% above that low.
Polybius Invaders released on October 3, 2021, developed by Jonni the Dodger, Peter Ward and published by Ecomasphere Games.
Polybius Invaders is available on PC (Microsoft Windows). It supports single player.
Polybius Invaders last hit a new low of $1.99 on October 1, 2026 at Steam. Current best price is $9.99. Prices on this page refresh every few minutes, so check back around seasonal sales for new lows.
The cheapest Polybius Invaders price right now is $9.99 at Steam.
| Store | Price | Buy link |
|---|---|---|
 SteamBest price | $9.99 | Buy Polybius Invaders at Steam |
All-time low: $1.99 at Steam on Oct 1, 2026 — the current best price is 402% above it.
Prices in USD, refreshed every few minutes. Switch currency on this page for EUR/GBP/BRL and more.
