Atelier Resleriana: The Red Alchemist & the White Guardian

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App ID	3259600
App Type	Game
Developer	KOEI TECMO GAMES CO., LTD.
Publisher	KOEI TECMO GAMES CO., LTD.
Franchise	KOEI TECMO GAMES CO., LTD.
Supported Systems	Windows
Technologies	Unity Engine
Last Changenumber	39323160
Last Record Update	29 September 2026 – 22:53:04 UTC ()
Release Date	26 September 2025 – 01:01:00 UTC ()

😎 85.13%

961 reviews

In-Game

The story of two protagonists as they rebuild their hometown and seek the hidden truth. Engage in timeline-based command battles and enjoy the easy-to-learn yet deeply engaging synthesis. Plus, take on shop management, explore random dungeons, and more!

Additional Information

Developer

KOEI TECMO GAMES CO., LTD.

controller_support

full

community_visible_stats

Yes

DLCAvailableOnStore

Yes

ReleaseState

released

Publisher

KOEI TECMO GAMES CO., LTD.

eulas

0 ↴
id	3259600_eula_0
name	Atelier Resleriana: The Red Alchemist & the White Guardian EULA
url	https://store.steampowered.com//eula/3259600_eula_0
version	1

Store Release Date

26 September 2025 – 01:00:00 UTC ()

osarch

community_hub_visible

Yes

Social Media

https://www.facebook.com/koeitecmogamesjp/?locale=ja_JP
https://x.com/GustAtelierPR
https://www.youtube.com/@GustCorporation

Primary Genre

RPG (3)

Store Genres

RPG (3)

Steam Release Date

26 September 2025 – 01:01:00 UTC ()

Store Asset Modification Time

26 September 2025 – 02:31:59 UTC () (1758853919)

library_assets

library_capsule	en,ja,zh-tw,zh-cn,ko
library_hero	en
library_hero_blur	ja,en
library_logo	en,ja,zh-tw,zh-cn,ko
library_header	en,ja,zh-tw,zh-cn,ko
logo_position ↴
pinned_position	BottomLeft
width_pct	50
height_pct	50

osextended

empty string

name_localized

japanese	紅の錬金術士と白の守護者～レスレリアーナのアトリエ～
tchinese	紅色的鍊金術士和白色的守護者～蕾斯萊莉婭娜的鍊金工房～
schinese	红色的炼金术士和白色的守护者～蕾斯莱莉娅娜的炼金工房～
koreana	진홍의 연금술사와 순백의 수호자 ~레슬레리아나의 아틀리에~

review_score

review_percentage

Detected Technologies

Unity Engine, UnityBurst SDK, UnityIL2CPP SDK

Steam Deck Compatibility

Steam Deck:
This game supports Steam Deck's native display resolution but does not set it by default and may require you to configure the display resolution manually
All functionality is accessible when using the default controller configuration
This game shows Steam Deck controller icons
In-game interface text is legible on Steam Deck
This game's default graphics configuration performs well on Steam Deck
SteamOS:
This game runs successfully on SteamOS
category: Playable
steamos_compatibility: Compatible
steam_machine_compatibility: 3
test_timestamp: 11 December 2025 – 00:00:00 UTC
tested_build_id: 20627350

steam_machine_tests:

0 ↴
display	4
token	#SteamMachine_TestResult_DefaultControllerConfigFullyFunctional
1 ↴
display	4
token	#SteamMachine_TestResult_ControllerGlyphsMatchDevice
2 ↴
display	4
token	#SteamMachine_TestResult_DefaultConfigurationIsPerformant

configuration:

supported_input	gamepad
requires_manual_keyboard_invoke	0
requires_non_controller_launcher_nav	0
primary_player_is_controller_slot_0	0
non_deck_display_glyphs	0
small_text	0
requires_internet_for_setup	0
requires_internet_for_singleplayer	0
recommended_runtime	proton-10.0-beta
requires_h264	0
requires_voice_files	0
gamescope_frame_limiter_not_supported	0
hdr_support	2
requires_proton_soundfonts	0

controllertagwizard

Yes

First seen on SteamDB

27 September 2024 – 00:46:40 UTC (), in changelist #25415785

Supported Languages

5 Languages	Interface	Full Audio	Subtitles	Achievements
English	Yes		Yes	Yes
Simplified Chinese	Yes		Yes	Yes
Traditional Chinese	Yes		Yes	Yes
Japanese	Yes	Yes	Yes	Yes
Korean	Yes		Yes	Yes

Hardware Categories

Full Controller Support

DualShock Controllers (USB Only)

DualSense Controllers (USB Only)

Accessibility Categories

Adjustable Text Size

Color Alternatives

Custom Volume Controls

Playable without Timed Input

Adjustable Difficulty

Save Anytime

Assets

Load all asset images

clienticon

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clienttga

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icon

bb9444ec0af665b264ca5be96cb3b34c6cd18033

small_capsule

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schinese	dc31912a5da2af254e0f7ef9c0771883e7780ea3/capsule_231x87_schinese.jpg
koreana	cfb7cbdb801b31bb499bd2e1e33570d95d809f5f/capsule_231x87_koreana.jpg

header_image

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schinese	2b44705de00201ef26b3cf56cbb8868b6a78c3b4/header_schinese.jpg
koreana	aa6f1be977e7982f0c14854f5d3b8de8f5d209a3/header_koreana.jpg

library_assets_full

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image/japanese	016f0ce7c470fe51e4735d3bac04056ea3b1cb2c/library_capsule_japanese.jpg
image/tchinese	130c7d05b670dc4e6f7cbff024d54516105cd5c8/library_capsule_tchinese.jpg
image/schinese	5a1b60a6c67b9d7a353bcdb3643fcd5cda1c5735/library_capsule_schinese.jpg
image/koreana	a291de6bde1fa0594d5820979afb9694091c052f/library_capsule_koreana.jpg
image2x/english	728db96279650fcf06cf6c855941ab611704347c/library_capsule_2x.jpg
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image2x/tchinese	130c7d05b670dc4e6f7cbff024d54516105cd5c8/library_capsule_tchinese_2x.jpg
image2x/schinese	5a1b60a6c67b9d7a353bcdb3643fcd5cda1c5735/library_capsule_schinese_2x.jpg
image2x/koreana	a291de6bde1fa0594d5820979afb9694091c052f/library_capsule_koreana_2x.jpg
library_hero ↴
image2x/english	6b9108d2afa9e245010e35e71eb90f5018412769/library_hero_2x.jpg
image/english	6b9108d2afa9e245010e35e71eb90f5018412769/library_hero.jpg
library_hero_blur ↴
image/japanese	4aad26570554ccb9205392a0abc72d7dc3ea701b/library_hero_blur_japanese.jpg
image/english	6b9108d2afa9e245010e35e71eb90f5018412769/library_hero_blur.jpg
library_logo ↴
image/english	5ba8df92f2e32ad8d2f08dea440a1f6f8a1dbc6b/logo.png
image/japanese	560fbdcfb80bc0fb7c8e428ffcb9605f858292fd/logo_japanese.png
image/tchinese	4c6a737981452abd36cec2aa1768339ffe7a1655/logo_tchinese.png
image/schinese	bfcb3d5e30408a4a6cbc676bce1cffeeab269ea3/logo_schinese.png
image/koreana	4da6ec66c27cf1e46bb64ba2d11ab3b1ca7430c3/logo_koreana.png
image2x/english	5ba8df92f2e32ad8d2f08dea440a1f6f8a1dbc6b/logo_2x.png
image2x/japanese	560fbdcfb80bc0fb7c8e428ffcb9605f858292fd/logo_japanese_2x.png
image2x/tchinese	4c6a737981452abd36cec2aa1768339ffe7a1655/logo_tchinese_2x.png
image2x/schinese	bfcb3d5e30408a4a6cbc676bce1cffeeab269ea3/logo_schinese_2x.png
image2x/koreana	4da6ec66c27cf1e46bb64ba2d11ab3b1ca7430c3/logo_koreana_2x.png
logo_position/pinned_position	BottomLeft
logo_position/width_pct	50
logo_position/height_pct	50
library_header ↴
image/english	240ec55c94c6b5b438764cdaee4832468512c145/library_header.jpg
image/japanese	a594cfbc44c5d323027aedaffb95a72ffa54cb88/library_header_japanese.jpg
image/tchinese	c3dc6e59e8caf24bc872e0b0d95e5c9b2b048fbe/library_header_tchinese.jpg
image/schinese	6b8e52546393efbd232123d060ccb72c21916b81/library_header_schinese.jpg
image/koreana	6537f5b9a23e89e74194d2a4a31d7d96b586ab40/library_header_koreana.jpg
image2x/english	240ec55c94c6b5b438764cdaee4832468512c145/library_header_2x.jpg
image2x/japanese	a594cfbc44c5d323027aedaffb95a72ffa54cb88/library_header_japanese_2x.jpg
image2x/tchinese	c3dc6e59e8caf24bc872e0b0d95e5c9b2b048fbe/library_header_tchinese_2x.jpg
image2x/schinese	6b8e52546393efbd232123d060ccb72c21916b81/library_header_schinese_2x.jpg
image2x/koreana	6537f5b9a23e89e74194d2a4a31d7d96b586ab40/library_header_koreana_2x.jpg

Assets

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main_capsule_2x	083be624dec4c99d4b3cd551f214b049739724b5/capsule_616x353_2x.jpg
small_capsule	9c526d5f45f3eeca6eb2dea69d04b3a1925bc387/capsule_231x87.jpg
small_capsule_2x	9c526d5f45f3eeca6eb2dea69d04b3a1925bc387/capsule_231x87_2x.jpg
header	e485572848a6173dc8577f57e9c635365ec9129f/header.jpg
header_2x	e485572848a6173dc8577f57e9c635365ec9129f/header_2x.jpg
hero_capsule	200007b3934fe77238b5b141968292c01eb9f24c/hero_capsule.jpg
hero_capsule_2x	200007b3934fe77238b5b141968292c01eb9f24c/hero_capsule_2x.jpg
library_capsule	728db96279650fcf06cf6c855941ab611704347c/library_capsule.jpg
library_capsule_2x	728db96279650fcf06cf6c855941ab611704347c/library_capsule_2x.jpg
library_hero	6b9108d2afa9e245010e35e71eb90f5018412769/library_hero.jpg
library_hero_2x	6b9108d2afa9e245010e35e71eb90f5018412769/library_hero_2x.jpg
community_icon	bb9444ec0af665b264ca5be96cb3b34c6cd18033.jpg
page_background_path	app/3259600
last_modified	10 June 2026 – 04:06:41 UTC
timestamp	10 June 2026 – 04:06:41 UTC

Trailer 989908 ↴

trailer_name	Atelier Resleriana: The Red Alchemist & the White Guardian - Launch Trailer
trailer_category	3
microtrailer ↴
video/webm	3259600/814984907/7f54ca364243611cb7b041959198246bd3325aa2/1758852238/microtrailer.webm
video/mp4	3259600/814984907/7f54ca364243611cb7b041959198246bd3325aa2/1758852238/microtrailer.mp4
adaptive_trailers ↴
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screenshot_full	257206558/77524a90a4fda8aa61c2ae57bb9f6b1d0d37a814/movie_full.jpg
all_ages	true
is_highlight	true
timestamp	26 September 2025 – 02:36:17 UTC

Trailer 966961 ↴

trailer_name	Atelier Resleriana: The Red Alchemist & the White Guardian – Story Trailer
trailer_category	3
microtrailer ↴
video/webm	3259600/900719571/45d57f9dd5e864e55e1eb5f49c07d57fdf98e3ff/1756429836/microtrailer.webm
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adaptive_trailers ↴
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all_ages	true
is_highlight	true
timestamp	1 September 2025 – 00:37:36 UTC

Trailer 930608 ↴

trailer_name	Atelier Resleriana: The Red Alchemist & the White Guardian – System Introduction Trailer
trailer_category	3
microtrailer ↴
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adaptive_trailers ↴
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all_ages	true
is_highlight	true
timestamp	11 July 2025 – 13:16:51 UTC

Trailer 914909 ↴

trailer_name	Atelier Resleriana: The Red Alchemist & the White Guardian - PV1
trailer_category	3
microtrailer ↴
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adaptive_trailers ↴
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all_ages	true
is_highlight	true
timestamp	13 June 2025 – 12:56:48 UTC

Builds

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Atelier Resleriana: The Red Alchemist & the White Guardian

Additional Information

Supported Languages

Tags

Categories

Hardware Categories

Accessibility Categories

Assets

Trailer 989908 ↴

Trailer 966961 ↴

Trailer 930608 ↴

Trailer 914909 ↴

Builds