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Steam News19 March 20263mo ago

Update: BlastWave, Tool Unlocks & Performance

Update: BlastWave, Tool Unlocks & Performance Another big patch just dropped. Here's what's new: 💥 BlastWave Effect Explosions now trigger a full-screen radial shockwave distortion using a dedicated GPU shader.

In this update7

Full notes

Full Zen Rage update

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

What changed

4 fixes4 additions10 changes1 removal
  • Performance
  • Gameplay
  • Balance
  • UI and audio
  • Fixes
  • Events
addedUpdate: BlastWave, Tool Unlocks & PerformanceAnother big patch just dropped. Here's what's new:
changed💥 BlastWave EffectExplosions now trigger a full-screen radial shockwave distortion using a dedicated GPU shader. When something big hits — you'll \ feel\ it. The effect is applied on large impacts throughout levels and integrates with the AntQueen boss fight for an extra punch on heavy damage events.
added🔓 Tool Unlock ScreenUnlocking a new tool is now a proper moment. A brand new modal overlay slides in with shine, sparkles, and a satisfying padlock-pop animation when you earn access to a new weapon. No more quietly acquiring tools — they deserve a reveal.
changed🐜 Ant Health BarsAnts now show a health bar when damaged. You can finally see how much punishment they're taking before they go down — useful for calibrating your chaos.
changedPerformance ImprovementsSeveral heavy systems have been rewritten with NumPy array operations:
changedPerformance ImprovementsPheromone grid — chemical trail updates are now batch-processed

Zen Rage changes

addedAnother big patch just dropped. Here's what's new:
changedExplosions now trigger a full-screen radial shockwave distortion using a dedicated GPU shader. When something big hits — you'll \ feel\ it. The effect is applied on large impacts throughout levels and integrates with the AntQueen boss fight for an extra punch on heavy damage events.
addedUnlocking a new tool is now a proper moment. A brand new modal overlay slides in with shine, sparkles, and a satisfying padlock-pop animation when you earn access to a new weapon. No more quietly acquiring tools — they deserve a reveal.
changedAnts now show a health bar when damaged. You can finally see how much punishment they're taking before they go down — useful for calibrating your chaos.
changedSeveral heavy systems have been rewritten with NumPy array operations:

Update: BlastWave, Tool Unlocks & Performance

Another big patch just dropped. Here's what's new:

💥 BlastWave Effect

Explosions now trigger a full-screen radial shockwave distortion using a dedicated GPU shader. When something big hits — you'll \ feel\ it. The effect is applied on large impacts throughout levels and integrates with the AntQueen boss fight for an extra punch on heavy damage events.

🔓 Tool Unlock Screen

Unlocking a new tool is now a proper moment. A brand new modal overlay slides in with shine, sparkles, and a satisfying padlock-pop animation when you earn access to a new weapon. No more quietly acquiring tools — they deserve a reveal.

🐜 Ant Health Bars

Ants now show a health bar when damaged. You can finally see how much punishment they're taking before they go down — useful for calibrating your chaos.

Performance Improvements

Several heavy systems have been rewritten with NumPy array operations:

  • Pheromone grid — chemical trail updates are now batch-processed

  • Particle system — thousands of particles update in vectorized ops

  • Padded sprite rendering — GPU upload overhead reduced

Shader pipeline also optimized — fewer redundant uniform uploads per frame.

UI Polish

  • Menu buttons now have satisfying juice on hover/press

  • Campaign level selection menu received a full juice pass

  • Unlock overlay tweaks and transition polish

🐛 Bug Fixes

  • Fixed egg and tomato tools occasionally spawning as duplicates

  • Fixed level unlocking not registering correctly after completion

  • Fixed first-frame sprite not updating on state entry

  • Fixed a float-to-int conversion error causing crashes on certain hits

  • Added event recursion guard — prevents rare infinite callback loops

🔧 Under the Hood

  • CallbackList.fire() now correctly handles once() listeners removed mid-iteration

  • Gameplay state waits for proper initialization before first tick

Thanks for playing — more coming soon.

Source

Steam News / 19 March 2026

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