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Steam News17 December 20256mo ago

Patch Notes (Ver 1.2.0)

Thank you for playing "9th Sentinel Sisters." This update introduces new features including dashing, skills, and attributes. We hope you continue to enjoy "9th Sentinel Sisters.

Full notes

Full 9th Sentinel Sisters update

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What changed

0 fixes7 additions1 change0 removals
  • Gameplay
  • Balance
  • Maps
addedThis update introduces new features including dashing, skills, and attributes.
addedBattleAdded Dash High-speed movement to evade enemies
addedBattleAdded skills for each character Two types: passive skills that activate automatically, and active skills that can be triggered at any time Passive Skills Accelerator (Saika): Increases dash count Bomber (Nina): Defeated enemies occasionally explode Spike (Tetra): Knocks back enemies at the dash landing point Active Skills Deadly (Yayoi): Fires an enhanced New Wave Limit Boost (Fem): Guarantees critical hits for a set duration and increases movement speed Doom (Rei): Forces reload, shortens weapon reload time for a set duration
addedBattleAdded Attributes to Weapons Three types: Bullet-type, Energy-type, Physical/Explosive-type
addedBattleAdded new parts corresponding to the new attributes
addedBattleAdded self-destructing enemies

Thank you for playing "9th Sentinel Sisters."

This update introduces new features including dashing, skills, and attributes.

We hope you continue to enjoy "9th Sentinel Sisters."

Introducing New Features

Battle

  • Added Dash

    High-speed movement to evade enemies

  • Added skills for each character

    Two types: passive skills that activate automatically, and active skills that can be triggered at any time

    Passive Skills

    Accelerator (Saika): Increases dash count

    Bomber (Nina): Defeated enemies occasionally explode

    Spike (Tetra): Knocks back enemies at the dash landing point

    Active Skills

    Deadly (Yayoi): Fires an enhanced New Wave

    Limit Boost (Fem): Guarantees critical hits for a set duration and increases movement speed

    Doom (Rei): Forces reload, shortens weapon reload time for a set duration

  • Added Attributes to Weapons

    Three types: Bullet-type, Energy-type, Physical/Explosive-type

  • Steam post image

  • Added new parts corresponding to the new attributes

  • Added self-destructing enemies

Improved Game Experience

  • Changed the map confirmation screen to display tile descriptions when hovering the cursor over a tile

Other

  • Added various texts

  • Minor bug fixes

Source

Steam News / 17 December 2025

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