A downloadable game for Windows

Have you ever wanted to use the cards in the popular Hatsune Miku Rhythm Gacha game, Project Sekai, in a head-to-head battle with your friends? Well, you're in luck, because Project SeiCARDs is just the game for you!

Build up a powerful deck, enchant accessories with magical memories, unlock cool cosmetics and cards, strategize and defeat your opponent in a game of SeiCARDs!

More information
StatusReleased
PlatformsWindows
Release date Sep 30, 2025
AuthorRandomDodo
GenreCard Game, Strategy
Made withGodot
TagsAnime, colorful-stage, Deck Building, hatsune-miku, project-sekai, Turn-based
Average sessionA few minutes
LanguagesEnglish
InputsMouse
AccessibilityInteractive tutorial
MultiplayerLocal multiplayer
Player count1 - 2
ContentNo generative AI was used

Download

Download
README.txt 115 bytes
Download
seicards.exe 90 MB
Download
seicards.pck 122 MB

Install instructions

To play the game, simply double click on the 'seicards.exe' file, and the game will load up for you to play. Have fun!

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