Choose Alien Space Bastards
Choose Alien Space Bastards if you want the Steam Leaderboards side of the pairing. Alien Space Bastards launched in 2022.
Alien Space Bastards vs Planet Killer
Alien Space Bastards and Planet Killer both land in Action on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both are Action games on Steam. Alien Space Bastards (2022) is 4 years older than Planet Killer (2026). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Planet Killer
Choose Planet Killer if you want the Custom Volume Controls, Stereo Sound, and Playable without Timed Input side of the pairing. On Steam, it's the newer release (2026) and ships with the modern feature baseline. Planet Killer launched in 2026.
Both Alien Space Bastards and Planet Killer sit in Action on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Alien Space Bastards |  Planet Killer | |
|---|---|---|
| Released | 2022 | 2026 |
| Genres | Action | Action |
| Platforms | Windows | Windows, macOS, Linux |
| Steam Deck | Unrated | Unrated |
| Price | 1.39 USD | Price unknown |
| Steam reviews | 9 reviews | — |
| Multiplayer | Single-player only | Single-player only |
| Developers | Paul Connor | Talisman One Studio |
Side by side
- Both are Action games on Steam.
- Alien Space Bastards (2022) is 4 years older than Planet Killer (2026).
Alien Space Bastards vs Planet Killer — FAQ
- Should I play Alien Space Bastards or Planet Killer first?
- If you want chronology, Alien Space Bastards (2022) came out before Planet Killer (2026). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are Alien Space Bastards and Planet Killer similar?
- They overlap on Action on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.