Out-of-this-world deckbuilder - Become the Moon in June Steam Next Fest with full release on June 19th!
The release date is written in the stars, Become the Moon will be landing in June.

4 JUNE 2025 - Alibi Games and Feldspar Games are proud to announce that Become the Moon will be taking part in the June Steam Next Fest with a huge new demo and will be releasing the game on Steam in full on Thursday June 19th 2025.
The Moonlight Reactor siphons power from the moon and society has collapsed. Summon minions, misfits and powerful spells in a fight through the gauntlet of this twisted world to reach the Moonlight Reactor. If you succeed, do you use the energy for good or selfishly claim it for yourself?
Official Become the Moon Reveal Trailer:
Demo Contest (with prizes!)
The Steam Next Fest demo update will drop early for players to enjoy from 16:00PM (BST) today, and alongside it, the developers have announced an exclusive demo competition on Steam:
Between the 4th and 16th of June the community is invited to complete the following challenges:
- Big Boy – Win a run with the biggest minion (combination of both damage & health stats).
- Perfect! – Win a run without your mage taking a single hit.
- Minimalist – Win a run without taking a single relic.
One winner will be selected from each challenge to receive a $100 USD Steam gift card along with community recognition!
Contest Rules:
Press & Creators interested in a full game key ahead of the release, can requests a Steam code here:
Request a Full Game Steam code for Become The MoonSteam Page: store.steampowered.com/app/2862890/Become_the_Moon
Press Kit: impress.games/press-kit/feldspar-games/become-the-moon
Press Contact: anna@alibi.games & jarvis@alibi.games - Interviews welcome!
About the game
Become The Moon is an out-of-this-world deckbuilding autobattler where players draft cards, collect relics, and cast spells to create game-breaking combos and become the moon!
Select from one of ten different arcane magistars and form a team of misfits and underdogs that synergise with their unique playstyle. Dispatch and tactically overcome a variety of unusual rivals before arriving at the observatory for a final showdown under the moon.
Key Features
- 10 unique character classes with different playstyles
- 140+ minions, spells and battle spells to build your board.
- 50+ powerful relics to affect and influence your strategy.
- 40+ different enemy encounter types.
- 6 difficulty modifiers concealing the true ending.
- A new seeded daily challenge run with an online leaderboard.
For more updates on the game:
Twitter | Bluesky | Join the Discord
About Feldspar Games
Yes, the studio name is an Outer Wilds reference.
Feldspar Games is a small independent games studio co-founded by Josh Ling and Ben Allen after they met working when working on a #1 charting Roblox gaming and with the intention to collaborate on more 'traditional' game projects.
Their debut title, Become the Moon - the Deckbuilding Autobattler, has been in development since 2023 and includes collaboration with Mischa Penders (Art Direction) and Gabriel Pulcinelli (Composer).
Copyright © 2025 Feldspar Games & Alibi Games, All rights reserved.