Game overview
Rule No. 1
A silky smooth Arena First Person Shooter with a prime focus on game-feel. Massacre waves of sentient metallic geometry and their monster compatriots as you fight for your Hi-Score! Designed to be the ultimate 'warm-up' or 'waiting-for-download' game!
- Last tracked players
- 0
- All-time peak
- Unavailable
- 24-hour change
- Unavailable
- Steam reviews
- 93.1% positive 262 reviews · via SteamSpy
Delayed observation · last tracked . Values marked unavailable are not estimated.
About this game Read the full description

You'll have to PLAY the game in order to figure out exactly what Rule Number One is! Until then, let us hit you with some of the game's DESCRIBEY BITS:
Like a First Person Shooter version of 'Geometry Wars' and possibly the greatest 'warm-up' game ever created,
Rule number one is a fast-paced Arena-FPS with a dusting of Rogue-Lite, featuring a wisecracking, slightly-foul-mouthed, more-than-slightly-sexy heroine named Rule (voiced by KoolySmiley) who actually dates back to 2016 and has her own unreleased RPG that we hope to finish one day! (Looking at you -- sales!).
So come on! Relax, and put the hurt on a swarm of innumerable metal-bastards and their trusty monster sidekicks as you curse your way through failure after failure and eventually, onwards to victory -- and maybe a hi-score or two!
*Said heroine Irulan (Rule for short) has been known to cause moderate bouts of Euphoria in players and before you become one yourself it is highly recommended that you steel yourself for said good-feelings. Walk Without Rhythm Games is not responsible for any crushes that you may develop whilst playing Rule No. 1 and are thus absolved of any wrongdoing.
: )

Media gallery 9 screenshots · 0 videos
Screenshots
Player activity
Concurrent players over the last 48 hours.
Price history
Last 30 days ? prices in the selected region?s currency.
System requirements Windows
Windows
Minimum
Minimum:- Requires a 64-bit processor and operating system
- OS *: Windows 7 or Higher 64bit OS
- Processor: Quad-Core Intel or AMD Processor
- Memory: 8 GB RAM
- Graphics: DirectX11 Compatible Video Card
- DirectX: Version 11
- Storage: 500 MB available space
- Sound Card: Any
- Additional Notes: : )
Recommended
Recommended:- Requires a 64-bit processor and operating system
- OS: Windows 10 64bit OS
- Processor: All Teh Megahurts
- Memory: 16 GB RAM
- Graphics: All Teh Polyguhnz
- DirectX: Version 11
- Storage: 500 MB available space
- Sound Card: Have One
- Additional Notes: : )
Game details Languages, features & support
- Publisher
- Walk Without Rhythm Games
- Brazilian rating
- 14
- Steam Germany rating
- 16
- Content warning
- Mild language (swearing). Artistic depictions of a bare bottom, breasts and pubic hair in still images (no sex or sexual acts, requisite with what you will find in a game such as Cyberpunk 2077). Pixel-art violence and monsters. Explosions and weapon sounds.
- Achievements
- 6
- Controller support
- partial
- Features
- Single-player, Steam Achievements, Partial Controller Support, Steam Leaderboards, Family Sharing
- Languages
- English*
*languages with full audio support - Support
- Support site ↗
More analysis Activity patterns, updates & developer tools
Game Insights
Buy Verdict
Not the best time to buy. Price could improve with future sales.
Value Score
Price-to-player ratio ranks in the 88th percentile. Priced as Market at $2.99.
Genre Benchmarks
Activity Heatmap
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