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Steam News15 January 20265mo ago

JOIN THE CLOSED PLAYTEST TOMORROW!!!

🔥 Third Closed Playtest Starts Tomorrow! 🔥 Hello KernelHeads! Tomorrow we’ll be starting our third closed playtest, and we’re excited to finally put a ton of new changes into your hands.

In this update3

Full notes

Full Kernel Hearts update

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

What changed

0 fixes4 additions8 changes0 removals
  • Gameplay
  • Store
  • Maps
  • UI and audio
added🔥 Third Closed Playtest Starts Tomorrow! 🔥Tomorrow we’ll be starting our third closed playtest , and we’re excited to finally put a ton of new changes into your hands.
added🔥 Third Closed Playtest Starts Tomorrow! 🔥If you’d like to participate, you can sign up directly from the Steam store page 👍 That said, we highly recommend joining our Discord as well:
addedWhat’s New in This PlaytestNew Level added before the Seraph fight
changedWhat’s New in This PlaytestRelic Drops that appear over time in the map and grant passive bonuses
addedWhat’s New in This Playtest4 New Mementos , each with 5 unique effects
changedWhat’s New in This PlaytestReworked Lost Souls System — now shared between players and obtainable from Stray enemies

Kernel Hearts changes

addedTomorrow we’ll be starting our third closed playtest , and we’re excited to finally put a ton of new changes into your hands.
addedIf you’d like to participate, you can sign up directly from the Steam store page 👍 That said, we highly recommend joining our Discord as well:
addedNew Level added before the Seraph fight
changedRelic Drops that appear over time in the map and grant passive bonuses
added4 New Mementos , each with 5 unique effects

🔥 Third Closed Playtest Starts Tomorrow! 🔥

Hello KernelHeads!

Tomorrow we’ll be starting our third closed playtest, and we’re excited to finally put a ton of new changes into your hands.

If you’d like to participate, you can sign up directly from the Steam store page 👍 That said, we highly recommend joining our Discord as well:

discord.gg/KernelHearts

That’s where we: • Answer questions • Chat with the community • Collect feedback in our dedicated forums

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What’s New in This Playtest

  • New Level added before the Seraph fight

  • Relic Drops that appear over time in the map and grant passive bonuses

  • 4 New Mementos, each with 5 unique effects

  • Reworked Lost Souls System — now shared between players and obtainable from Stray enemies

  • Coffins reworked into Purifications More angels, more chaos, and a true test of your build

  • Fully reworked Gabriel & Hanniel boss fights

  • Ping system for multiplayer

  • Emote system for multiplayer

  • Automatic input detection (keyboard / gamepad)

  • Reworked dodge system

  • Multiple UI reworks

  • Sin Events System As the Sin meter fills, random events will trigger across the map

  • Status Effects & Ailments

  • End-of-level Result Screen Featuring your stats… and a funny song by Diego.

and there’s a lot more that we probably forgot to mention.

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Thanks again to everyone supporting the game and helping us improve it with your feedback. We’ll see you in the playtest!

Source

Steam News / 15 January 2026

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