We Love It's Guide to…
Use directional inputs to align a small rhombus against incoming arrows and survive an escalating, music-backed arcade challenge.
Released 07 Dec 2017
Block Oncoming Arrows
Survive Longer Runs
Tackle Expert Difficulty
Project Rhombus is a rhythm-based casual action game that combines exciting electronic music with stylish flat design. Hold on as long as possible, blocking the oncoming arrows moving to the beat.
Developed by SEROSOO · Published by PsychoFlux Entertainment






You control a small rhombus facing streams of incoming arrows. The goal is to stay in play as long as possible by moving into position to block them.
Play centers on quick directional inputs and reacting to the approaching patterns. Electronic music accompanies the action, presented in a minimal, colorful visual style.
Four difficulty levels—Easy, Normal, Hard, and Expert—offer increasingly demanding tests of reaction and timing. The core challenge remains focused on blocking arrows and extending each run.
Players who enjoy the game often describe its simple, quick-to-understand controls as the basis for a demanding reflex challenge that rewards practice. The electronic soundtrack and minimal presentation also receive praise. Some reviewers find the challenge very punishing, and one questions whether the inputs meaningfully sync with the music.
| Platforms | Windows |
|---|---|
| Steam Deck | Verified |
| Achievements | 4 |
| Age ratings |
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| Controller support | Xbox |
| Controller required | No |
| Demo | Free |
| Content notices |
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