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Steam News16 December 20256mo ago

Demo 2.0 Update Notice

The January update will include many new achievements. The achievements in the previous demo were only temporary configurations and were not compatible with the new version, so they have been removed.

In this update2

Full notes

Full Swarm Survivor: Endless Siege update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

0 fixes8 additions4 changes1 removal
  • Gameplay
  • Performance
  • Maps
addedThe January update will include many new achievements. The achievements in the previous demo were only temporary configurations and were not compatible with the new version, so they have been removed.
removedDue to the extensive changes in Demo 2.0, previous save files are no longer compatible and all game progress has been reset.
addedIf you have played the new Demo version and have any suggestions or feedback, please leave a message in the discussion forum or on Discord.
changedDemo Update Contents:Reworked the core combat system
addedDemo Update Contents:Removed the previous skill system and introduced a new ability system
addedDemo Update Contents:Added a relic affix system

Swarm Survivor: Endless Siege changes

addedThe January update will include many new achievements. The achievements in the previous demo were only temporary configurations and were not compatible with the new version, so they have been removed.
removedDue to the extensive changes in Demo 2.0, previous save files are no longer compatible and all game progress has been reset.
addedIf you have played the new Demo version and have any suggestions or feedback, please leave a message in the discussion forum or on Discord.
changedReworked the core combat system
addedRemoved the previous skill system and introduced a new ability system

The January update will include many new achievements. The achievements in the previous demo were only temporary configurations and were not compatible with the new version, so they have been removed.

Due to the extensive changes in Demo 2.0, previous save files are no longer compatible and all game progress has been reset.

If you have played the new Demo version and have any suggestions or feedback, please leave a message in the discussion forum or on Discord.

Demo Update Contents:

  1. Reworked the core combat system

  2. Removed the previous skill system and introduced a new ability system

  3. Added a relic affix system

  4. Improved and polished various aspects of the game

  5. Significantly optimized overall game performance

Planned Updates After the Demo:

  1. Add relic affix reroll and affix embedding features

  2. Add Endless Mode

  3. Rework the achievement system

  4. Add Desktop Idle Mode

  5. Open more main storyline stages

  6. Expand affixes: each skill will receive at least two breakthrough affixes

  7. Add leaderboards (TBD)

Source

Steam News / 16 December 2025

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