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Steam News19 December 20256mo ago

The Big Christmas Update

Summary This update delivers a major overhaul to enemy defences, the World Map, and core gameplay systems.

In this update8

Full notes

Full Zombie God update

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

What changed

2 fixes17 additions19 changes3 removals
  • Maps
  • Events
  • UI and audio
  • Balance
  • Gameplay
  • Store
changedSummaryThis update delivers a major overhaul to enemy defences, the World Map, and core gameplay systems.
addedSummaryTanks and APCs have been significantly expanded with new weapons, animations, knockback effects, and smarter behaviour, while defence layouts across many locations have been reworked for better variety and challenge.
changedSummaryThe World Map has been redesigned into island-based progression with new events and modes, including Horde levels. The shop now features Totems and Contracts , adding risk-reward choices during missions.
changedSummaryExtensive UI improvements modernise the DNA Upgrade system, shop flow, and menus, alongside broad balance tuning across all units.
changedDefencesTanks now slow down as they take damage, losing speed proportionally to their remaining health.
addedDefencesAdded machine guns to Tanks and APCs.

Zombie God changes

changedThis update delivers a major overhaul to enemy defences, the World Map, and core gameplay systems.
addedTanks and APCs have been significantly expanded with new weapons, animations, knockback effects, and smarter behaviour, while defence layouts across many locations have been reworked for better variety and challenge.
changedThe World Map has been redesigned into island-based progression with new events and modes, including Horde levels. The shop now features Totems and Contracts , adding risk-reward choices during missions.
changedExtensive UI improvements modernise the DNA Upgrade system, shop flow, and menus, alongside broad balance tuning across all units.
changedTanks now slow down as they take damage, losing speed proportionally to their remaining health.

Summary

This update delivers a major overhaul to enemy defences, the World Map, and core gameplay systems.

Tanks and APCs have been significantly expanded with new weapons, animations, knockback effects, and smarter behaviour, while defence layouts across many locations have been reworked for better variety and challenge.

The World Map has been redesigned into island-based progression with new events and modes, including Horde levels. The shop now features Totems and Contracts, adding risk-reward choices during missions.

Extensive UI improvements modernise the DNA Upgrade system, shop flow, and menus, alongside broad balance tuning across all units.

Defences

  • Tanks now slow down as they take damage, losing speed proportionally to their remaining health.

  • Added machine guns to Tanks and APCs.

  • Added firing animations for Tank and APC weapons.

  • Fixed projectile spawn positions for rotating turrets.

  • Tanks and APCs now apply knockback on impact.

  • Zombies can no longer path inside Tanks and APCs.

  • Reduced Tank cannon rate of fire.

  • Added a minimum firing range to Tank and APC cannons.

  • Added a new CDC Jeep Patrol defence.

  • Mortar Teams now have more ammo and fire more frequently.

  • Adjusted base defence spawn rates across all maps.

Map-Specific Defence Changes

  • Brainstree: Police Patrols, Supply Drops, Police Helicopter

  • Junction666: Police Patrols, Police Helicopter

  • St. Slaughter’s: Police Patrols, Police Helicopter

  • Lurkingham: Police Patrols, Supply Drops, Police Helicopter

  • HMP DeadmarshRemoved Airstrike defence
  • MournleyAdded Mortar Team defence
  • ScabboroughRemoved Military Checkpoints defence
  • Camp Rotterson / Fleshmere Port / GrimfordAdded Military Checkpoints defence

Gameplay

  • The Shop now offers Totems — powerful, one-time-use items that can be deployed during missions:

    • Flame Totem: Burns human forces

    • Speed Totem: Boosts zombie attack and movement speed

    • Proximity Totem: Explodes when enemies approach

    • Zombie Totem: Spawns additional zombies

  • Added Contracts to the Shop, offering buffs for zombies when completed, or buffs for humanity when failed.

  • Added a Radial Menu during levels for quick totem placement via right-click.

UI

  • Fixed health bars lingering after units reach zero health.

  • Added ability preview videos for Burst, Mutate, and Goo Rain.

  • Revamped DNA Upgrade system visuals with clearer separation between selection and upgrading.

  • Combined zombie purchases and charge purchases into a single shop section with clearer icons.

  • Added animations to the Shop and DNA Upgrade screens.

  • Revamped the main menu layout and presentation.

  • Added an in-game changelog to the main menu.

World Map

  • World Map has been split into distinct islands.

  • Island progression now increases in difficulty the further you advance.

  • Updated World Map art style.

  • Added additional World Map events.

  • Horde levels are now available on the World Map.

  • Improved World Map icons to better reflect their function and rewards.

Level Geometry

  • Added additional Police and Army units to Scabborough.

Balance

  • Bloodberry Farm reward changed to grant Research instead of Corpses.

  • Performed extensive balance tuning across all units, adjusting damage, health, and accuracy values.

Source

Steam News / 19 December 2025

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