Submissions open from 2025-05-17 17:00:00 to 2025-06-09 06:59:59
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Brought to you by thatgamecompany and COREBLAZER !

  1. About thatgamecompany

    Dedicated to creating timeless interactive entertainment that inspires human connection worldwide
  2. About COREBLAZER

    Initiated by HYPERGRYPH, COREBLAZER aims to support exceptional game developers to achieve their creative visions

The theme will be announced at the start of the event. Although you will be judged on how well your game fits the theme, feel free to add your own creative twist!

  1. SUBMISSION

    Start: May 17, 2025 @ 10:00 PT
    End: June 8, 2025 @ 23:59 PT
  2. VOTING

    Start: June 8, 2025 @ 23:59 PT
    End: July 4, 2025 @ 23:59 PT
  3. WINNERS ANNOUNCEMENT

    July 11, 2025

  • BEST OVERALL

    Criteria

    Awarded to the game that stands out for its overall quality, creativity, playability, and memorable player journey

    Number of winner

    1

    Prize

    USD 4,000

    Showcase

    Winning game will be exhibited during the 2025 COREBLAZER Game Festival

  • BEST GAMEPLAY

    Criteria

    Awarded to the game that demonstrates unique and outstanding design and implementation of gameplay mechanics

    Number of winner

    1

    Prize

    USD 2,000

    Showcase

    Winning game will be exhibited during the 2025 COREBLAZER Game Festival

  • BEST VISUAL DESIGN

    Criteria

    Awarded to the game that excels in art style, visual impact, and cohesive artistic experience

    Number of winner

    1

    Prize

    USD 2,000

    Showcase

    Winning game will be exhibited during the 2025 COREBLAZER Game Festival

  • COMMUNITY'S VOICE

    Criteria

    Awarded to the game that receives the most vote from the community

    Number of winner

    1

    Prize

    USD 2,000

    Rules

    A public voting page will be live on the event website! Participants who have submitted their entries can check out all the games and vote for their favorite to crown the most popular one

Team Guidelines

•  Teams can have up to four members, and solo developers are welcome. Developers may join multiple teams if all involved teams are informed.

•  Each team may submit only one game, uploaded through a single itch.io account  either the team leader’s personal account or a new account created for the team.

•  Team members must be listed at submission, using either real names or online handles. The roster submitted will be considered final.

•  Content must uphold universal values. Submissions containing political content, violence, pornography, personal attacks, anti-humanity themes, or blasphemy toward real-world religions will be disqualified.

Game Submission

•  Submissions will be handled via the event page on itch.io. To register, teams must provide their team info, game details, and game files.

•  Only one team member needs to upload the game, but be sure to credit all other contributors as game authors. On your game's itch.io page, go to Edit → More → Admins and follow the instructions to add them.

•  You can update and improve your submission as many times as you like before the deadline. The final version submitted before the cutoff will be considered for judging.

•  Do not update your game during the public voting phase. Any changes to your game build, re-uploads, or deletions during this period may result in disqualification.

Language & Platform Requirements

•  Submitted games must use English as the default language.

•  There are no restrictions on the development platform or game engine used. However, you must provide a build that runs on either Windows or Mac as part of your submission.

•  Games created within other games (such as Super Mario Maker, Dreams, Roblox, etc.) will not be accepted.

Copyright and Assets

•  Participants must own the rights to all software and assets used in their submission, or use properly licensed open-source resources.

•  All copyrights for submitted games remain with the creators. However, by participating in the event, you agree to allow thatgamecompany and COREBLAZER to showcase your submission on their websites and at related offline events.

Use of AI-Generated Assets

•  If your game includes any "AI-generated assets", you must clearly state this in your game description, including which parts of the game were created using AI technology. Failure to disclose the use of AI assets may result in disqualification.

•  Please note: thatgamecompany and COREBLAZER will not provide any legal protection or support in the event of copyright disputes arising from AI-generated content.

All final decisions and interpretations regarding this Game Jam are made jointly by thatgamecompany and COREBLAZER. For any questions or concerns, please contact us at the Community forums.
2025