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Watch trailer on Steam ↗Intruder Alert
Stylish Esper · Published by Stylish Esper · Official site ↗
1 user reviews — 100% positive (1 reviews) · 37 achievements
Last updated 28 Sept 2026
Intruder Alert is an action-stealth 2D adventure combined with multiple other genres packed into a single game. Stealthily avoid other shapes, defeat them when necessary, and complete various tasks along your journey.
£0.89
Lowest price we've ever recorded
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Price history
Action, Adventure, Indie, RPG · 2024 · More under £5 games
Navigate through Intruder Alert, an engaging mix of action and adventure from Stylish Esper. As you stealthily avoid and defeat various shapes, complete tasks that challenge your skills in this unique 2D game released in 2024.
About this game
Intruder Alert is a 2D action-stealth adventure combined with multiple other genres packed into a single game. You play as a circle. A shape determined to complete its mission. Stealthily avoid other shapes, defeat them when necessary, and complete various tasks along your journey.
UNFORGIVING
Deaths are inevitable. If you get annoyed easily, this game probably isn't for you. Just know that it's a skill issue.VARYING GAMEPLAY
From stealth to RPG to infinite runner, you'll be shocked to learn what the next level has in store for you as the gameplay suddenly changes. Be prepared.REPLAYABLE
Play through a wide range of levels, and time yourself for each one. Try to beat your fastest time if you can.BOSSES
Every difficult game needs a boss or two. Or three. Or four. Or five. Maybe just five. Don't worry, though; you'll have more trouble just getting to them.System Requirements
Will my PC run this? →Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10 (64-bit)
- Processor: Dual Core 2 GHz
- Memory: 2 GB RAM
- Graphics: GPU 2GB VRAM
- DirectX: Version 9.0
- Storage: 100 MB available space
- Sound Card: Windows compatible sound card
Recommended
- Requires a 64-bit processor and operating system






