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Steam News17 December 20256mo ago

“Starnaut” × “Vampire Survivors” Vol. 2 Collaboration Update Now Available

Thank you all for waiting! Version 1.1.0 is now live!! The second Vampire Survivors collaboration update is now live!!

In this update5

Full notes

Full Mythical Concept STARNAUT update

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

What changed

0 fixes1 addition5 changes0 removals
  • Maps
  • Store
  • Balance
changedNew Stages:X-04: Inlaid Library
changedNew Stages:X-05: Dairy Plant *In cases where X-03 is cleared and X-04 is already accessible, the unlock cinematic for X-04 may be displayed after the initial stage completion upon startup.
addedNew Weapons:Death Spiral (Added to the Shop after obtaining a Gold Weapon while holding the Axe)
changedSteam Winter Sale (JST): Dec 19, 2025 – Jan 6, 2026Vampire Survivors Bundle: Available
changedSteam Winter Sale (JST): Dec 19, 2025 – Jan 6, 2026You can get an additional 10% OFF with the Vampire Survivors Collaboration Bundle!
changedSteam Winter Sale (JST): Dec 19, 2025 – Jan 6, 2026Don't miss this chance, and please recommend the game to your friends!

Mythical Concept STARNAUT changes

changedX-04: Inlaid Library
changedX-05: Dairy Plant *In cases where X-03 is cleared and X-04 is already accessible, the unlock cinematic for X-04 may be displayed after the initial stage completion upon startup.
addedDeath Spiral (Added to the Shop after obtaining a Gold Weapon while holding the Axe)
changedVampire Survivors Bundle: Available
changedYou can get an additional 10% OFF with the Vampire Survivors Collaboration Bundle!

Thank you all for waiting!

Version 1.1.0 is now live!!

The second Vampire Survivors collaboration update is now live!!

■ New Content (Dec 18)

New Stages:

  • X-04: Inlaid Library

  • X-05: Dairy Plant

    *In cases where X-03 is cleared and X-04 is already accessible, the unlock cinematic for X-04 may be displayed after the initial stage completion upon startup.

New Characters:

  • Antonio (Unlock by completing X-04)

  • RedDeath (Unlock by defeating Death)

New Weapons:

  • Axe (Unlock by completing X-04)

  • Death Spiral (Added to the Shop after obtaining a Gold Weapon while holding the Axe)

  • Jet Coffin (Unlock by completing X-05)

Steam Winter Sale (JST): Dec 19, 2025 – Jan 6, 2026

Vampire Survivors Bundle: Available

To celebrate the collaboration, we are participating in the sale at 80% OFF!

You can get an additional 10% OFF with the Vampire Survivors Collaboration Bundle!

Don't miss this chance, and please recommend the game to your friends!

Source

Steam News / 17 December 2025

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