Null & Peta -Invasion of the Queen Bug-
No discount right now.
Why this verdict
Offers
Official store prices and labeled keyshop comparisons
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Price history
Accepted price history and recorded lows
Editions
Explicitly grouped editions, with the lowest tracked offer for each
- Null & Peta -Invasion of the Queen Bug- This editionBase gameIncludes
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Null & Peta -Invasion of the Queen Bug-
From $19.99 at steam -
- EditionIncludes
- Null & Peta -Invasion of the Queen Bug-
From $3.99 -80% at steam -
Purchase options
- Null & Peta -Invasion of the Queen Bug- -80% From $3.99
DLC (3)
Add-on content for this game
- Null & Peta - Anime Soundtrack From $9.99
- Null & Peta -Invasion of the Queen Bug- Art Book From $9.99
- Null & Peta -Invasion of the Queen Bug- Soundtrack From $9.99
Packs and bundles (2)
Multi-item packages that include this game
- Marco & The Galaxy Dragon + Null & Peta -80% From $6.78
- Null & Peta Deluxe Edition -80% From $5.76
About this game
What this game is, in the developer's words
The crazy comedy anime Null & Peta has been reborn as a thumb-threatening action adventure! Featuring sisterly cooperation, gorgeous event CGs—and plenty of secrets to explore!?
Overview & Story
The crazy comedy anime Null & Peta has been reborn as a thumb-threatening action game!Null supports her sister from the sidelines while Peta equips an absurd arsenal of armaments to fix the bugs infesting cyberspace!
Featuring sisterly cooperation, gorgeous event CGs—and plenty of secrets to explore!?
The anime's writer Hato returns to tell another original story, and character designer Eku Takeshima has packed the game with new, exclusive art!
Debug the world!
Help Null and Peta defeat their true enemy, the Queen Bug!
Characters
Genius schoolgirl inventor and cyber-navigator.
Null's big sister! She loves her little sister.
A robot big sister created by Null. She doesn't seem to mind running into enemy bugs...!?
Media
Trailers and screenshots from the store page
Games like Null & Peta -Invasion of the Queen Bug-
Shared tags, not the same series.
Null & Peta -Invasion of the Queen Bug- price history and current deals
Null & Peta -Invasion of the Queen Bug- for PC currently sells from $19.99 at authorized stores. Lowest since 29 Jun 2026: $3.99.
Compare Null & Peta -Invasion of the Queen Bug- editions
Null & Peta -Invasion of the Queen Bug- comes in 2 editions: Null & Peta -Invasion of the Queen Bug-, Null & Peta -Invasion of the Queen Bug-. For owners of the base game, Null & Peta -Invasion of the Queen Bug- alone at $3.99 costs $16.00 less than the bundled edition.
Null & Peta -Invasion of the Queen Bug- reviews, playtime, and age rating
112 people have reviewed Null & Peta -Invasion of the Queen Bug-. 74% are positive. Steam calls that Mostly Positive. Brazil rates it 10+, flagged for Violência fantasiosa, Violência.
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