Full notes
Full Arcadium - Space Odyssey update
Read the full published notes in a cleaner layout. The original post stays linked below.
What changed
- Store
- Balance
- Gameplay
Arcadium is now officially Steam Deck Verified.

Not only that, but we've reached 7,000 wishlists, just one week until launch! Thank you all for the support. Let’s push this final stretch hard!
Update Notes (Live Now)
New Content
- New active itemBullet Bloom • New Artifact: Glass Cannon (Obtainable from the Atmospheric Cleansing mission) • 3 new Relics introduced: Bondshard, Tradecore, Wishmatter.
Balance Changes
Defense has been reworked, now providing a percentage-based damage mitigation • Elite Strike Array reworked (removed broken multiplicative stacking) • Endless Mode scaling improved (smoother late-game difficulty progression)
Improvements
Cross-platform Steam Cloud behavior enabled • Screenshot button now uses Steam API • Window can now be freely resized when not fullscreen • Further polish to various texts and sounds
Bug Fixes
Fixed rare issue where auto-save wouldn’t trigger • Fixed freeze on item selection • Fixed HP bar fading bug during constant heal/damage • Fixed gas planets slowing allies after clouds were gone (on resume)
Final week.
Let’s make it count!
Source
Changelog.gg summarizes and formats this update. Original post from Steam News. How we read updates.
