Choose Thunder Kid
Choose Thunder Kid if it's currently about 20% cheaper on the Steam Store. Thunder Kid launched in 2018.
Thunder Kid vs Thunder Kid II: Null Mission
Thunder Kid and Thunder Kid II: Null Mission 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. Thunder Kid (2018) is 2 years older than Thunder Kid II: Null Mission (2020). Thunder Kid II: Null Mission scores higher on Steam reviews (100% positive) than Thunder Kid (96.2% positive). 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 Thunder Kid II: Null Mission
Choose Thunder Kid II: Null Mission if you want an Indie experience. Thunder Kid II: Null Mission launched in 2020.
Both Thunder Kid and Thunder Kid II: Null Mission 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
 Thunder Kid |  Thunder Kid II: Null Mission | |
|---|---|---|
| Released | 2018 | 2020 |
| Genres | Action | Action, Indie |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 3.19 USD | 3.99 USD |
| Steam reviews | 96.2% positive (26 reviews) | 100% positive (12 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | Renegade Sector Games | Renegade Sector Games |
Side by side
- Both are Action games on Steam.
- Thunder Kid (2018) is 2 years older than Thunder Kid II: Null Mission (2020).
- Thunder Kid II: Null Mission scores higher on Steam reviews (100% positive) than Thunder Kid (96.2% positive).
- Thunder Kid is currently ~20% cheaper on Steam than Thunder Kid II: Null Mission (3.19 USD vs. 3.99 USD).
- Thunder Kid is Deck Playable on Steam Deck; Thunder Kid II: Null Mission has no Deck rating yet.
Thunder Kid vs Thunder Kid II: Null Mission — FAQ
- Should I play Thunder Kid or Thunder Kid II: Null Mission first?
- If you want chronology, Thunder Kid (2018) came out before Thunder Kid II: Null Mission (2020). 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 Thunder Kid and Thunder Kid II: Null Mission 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.
- Does Thunder Kid run on Steam Deck?
- Yes — Thunder Kid is rated Deck Playable by Valve. Thunder Kid II: Null Mission doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.