Released Jun 19, 2026 $15.99 Positive Not counted on Steam profiles yet

Illvelo Swamp

By RS34

Action Shoot 'Em Up Bullet Hell Arcade 2D Psychedelic Singleplayer Twin Stick Shooter Top-Down ShooterShooter

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Reviews 18 Positive

Players now 0 Peak today 0

Followers, 30 days — Not enough history yet

Illvelo Swamp is a game tagged Action, Shoot 'Em Up and Bullet Hell by RS34, released Jun 19, 2026. It has 18 Steam reviews (Positive). The Steam games most like it include Dininho Space Adventure, Karous and Resurrection Core.

Multiple goals. Multiple routes. Multiple endings. Complete missions to unlock new paths in a branching stage layout. As soon as you dip your toes in, you'll find yourself sucked deeper and deeper into this bottomless quagmire of a shmup.

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<a href="https://launchrivals.com/games/4539580-illvelo-swamp"><img src="https://launchrivals.com/games/4539580/badge.png" alt="Illvelo Swamp launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/4539580-illvelo-swamp"><img src="https://launchrivals.com/games/4539580/badge.png?theme=light" alt="Illvelo Swamp launch date" width="320" height="84"></a>

Dininho Space Adventure 91% match · Action, Shoot 'Em Up, Bullet Hell
Karous 89% match · Action, Shoot 'Em Up, Bullet Hell
Resurrection Core 86% match · Action, Shoot 'Em Up, Bullet Hell
AstroRage2049 86% match · Action, Shoot 'Em Up, Bullet Hell
Space Moth: Lunar Edition 85% match · Action, Shoot 'Em Up, Bullet Hell
Exorush 85% match · Action, Shoot 'Em Up, Bullet Hell
Rangok Skies 85% match · Action, Shoot 'Em Up, Bullet Hell
EGGCONSOLE ZANAC EX MSX2 85% match · Action, Shoot 'Em Up, Bullet Hell
Space Ship Infinity 85% match · Action, Shoot 'Em Up, Bullet Hell
Blazend 85% match · Action, Shoot 'Em Up, Bullet Hell

Steam data

Everything Steam lists for Illvelo Swamp · record updated 1 day ago

Steam store

Overview

App ID4539580

Release dateJun 19, 2026

Last change number37446155

Last record update1 day ago

App type: Game
Developer: RS34
Publisher: RS34
Steam profile: Not counted yet: Steam is still getting to know this game, so it doesn't add to game counts or achievement totals · checked 2 days ago
Franchise: Illvelo
Technologies: Unity detected
Website: rs34.co.jp/game/illveloswamp/illveloswamp_index.html

Windows 64-bit

Steam Deck: Playable
Controller: Full support

Single-playerSteam CloudSteam LeaderboardsFull controller supportPlayStation controllersPlayStation controller BluetoothHDR availableXbox controllersFamily Sharing

Prices

Price · US$15.99

On sale0 of 41regions right now

Lowest seen · US$15.99Oct 23, 2026

Checked5 hours agoin 41 regions

Hong KongHK$HKD

Every price change is kept from Oct 23, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
23801556	public	Jun 18, 2026

Depots

ID	Name	Systems	Size	Download	Manifest
4539581	—	All	680.1 MB	291.0 MB	5484528778619390515

Branch	Build	Updated	Access
public	23801556	Jun 18, 2026	Open

Configuration

Install foldersteamapps/common/Illvelo Swamp

Executable	Arguments	Systems	Description
illvelo Swamp.exe		All

Space per player976.6 KB

Filesup to 1

Save locations1

Root	Path	Pattern	Systems
WinAppDataLocalLow	RS34/illvelo Swamp/save/{64BitSteamID}	*.json	Windows

Data from public Steam pages, updated daily; 6 days of history. LaunchRivals is not affiliated with Valve or Steam.

Illvelo Swamp

About Illvelo Swamp

Steam data

Overview

App info

Platforms

Features

Related apps

Prices

Hong KongHK$HKD

Americas 10

Europe 5

CIS 4

Asia-Pacific 15

Middle East & Africa 7

Patches

Builds

Depots

Depots

Branches

Configuration

Launch options

Cloud saves