v1.78.0

Description

v1.78.0 is the one-hundred and thirtieth update to be released in Tower Defense Simulator, on the 25th of October 2025. It added the Second Night of the Null & Void Event.

This update encompassed six versions, the main v1.78.0 (released 25 October 2025) and five minor updates, the v1.78.0a (released 25 October 2025), v1.78.0b (released 25 October 2025), v1.78.0c (released 26 October 2025), v1.78.1 (released 26 October 2025) and v1.78.10a (released 27 October 2025).

Additions

Enemies

• Null Shrieker
• Null Medic
• Null Electroshocker
• Null Guardian
• Null Guardian Clone

Maps

• Banlands

Changes & Bugfixes

• Golden Scout placement limit of 16 added.
• Mercenary Base rebalanced.
  • Statistical changes:
    • Level 3
      • Cost increased from $6,500 to $7,500.
      • Level 1 Rifleman damage decreased from 12 to 11.
      • Level 1 Grenadier health increased from 125 to 135.
      • Level 1 Grenadier damage decreased from 45 to 40.
      • Level 1 Grenadier spawnrate decreased from 37.5 to 35.
    • Level 5
      • Cost increased from $12,650 to $13,500.
      • Level 0 Field Medic max targets increased from 6 to 8.
    • Level 6
      • Level 2 Rifleman spawnrate increased from 35 to 40.
      • Level 2 Rifleman damage decreased from 30 to 25.
      • Level 2 Grenadier health increased from 300 to 325.
      • Level 2 Grenadier damage decreased from 80 to 75.
      • Level 2 Grenadier range increased from 22 to 22.5.
      • Level 2 Grenadier spawnrate decreased from 40 to 35.
      • Level 1 Field Medic health decreased from 750 to 700.
      • Level 1 Field Medic max targets increased from 8 to 10.
  • Statistical changes (PVP):
    • Level 3
      • Level 1 Rifleman damage decreased from 12 to 11.
    • Level 5
      • Level 0 Field Medic max targets increased from 6 to 8.
    • Level 6
      • Level 2 Rifleman spawnrate increased from 35 to 40.
      • Level 2 Rifleman damage decreased from 30 to 25.
      • Level 1 Field Medic health decreased from 750 to 700.
      • Level 1 Field Medic max targets increased from 8 to 10.
• Replaced Null & Void Event Elevators with Matchmaking.
• Slasher and Harvester now appear in the Robux Shop.
• Updated Null Crook Boss skin appearance.
• Updated Ghost Engineer skin upgrade progression.
• Updated Cursed Minigunner skin sounds.
• Fixed Null Pyromancer increasing towers' range.
• Fixed Null Soldier having a nose.
• Fixed Cursed Minigunner barrel animations.
• Fixed various enemies such as the Nulling appearing sideways in the Index.

In v1.78.0a:

• The Harvester is now obtainable through a limited time gamepass for 799.
• Added the update log.

In v1.78.0b:

• Fixed Narrator animations.
• Fixed Null Electroshocker death animation.
• Fixed Null Guardian ability animations.
• Fixed Null Medic idle animation.

In v1.78.0c:

• Fixed match ending prematurely at Wave 25 of Banlands.
• Fixed UI breaking when selecting towers, most often experienced with towers like the Hacker or Pursuit.

In v1.78.1:

• Fixed Golden Scout's placement limit not being applied.

In v1.78.1a:

• Banlands wave structure changed.
• Null Guardian speed decreased from Slightly Slow (2) to Slow (1.8).
• Null Guardian Clone nerfed.
  • Health decreased from 25,000 to 20,000 in Hard difficulty.
  • Aggro removed.

Official Update Log

NOTE: Not everything here will be accurate, as this is transcribed from the in-game update log. Several things may be incorrect, and there may be things that are missing.

v1.78.0

📜Update Log:

👻Null & Void Night 2 is LIVE!👻

A dreadful night isn't it?.. Welcome to the Outer Nil Zone - where all the forgotten and discarded end up, including you! Revisit some forgotten faces and fight for your life against the Null Guardian! I wonder where we can be going next?..

Defend against 25 waves or be erased from existence!

Night 2 Hard and Easy are live!

---

🔥Night 3 - Preview🔥

File:V1.78.0UpdateLog1.png

October 30, 2025 @ 5:00 PM (ET)

---

NOTIFY ME

Harvester returns on sale!

The previous Halloween event tower will return as a gamepass until Nov. 5, 2025.

Slasher will be extended until Nov. 5, 2025.

HarvesterHarvester

799

SlasherSlasher

499

🔨Major Optimizations

After a lot of hard work, our team has been able to make major break throughs with optimization!... It was a lot harder than we thought.. Thanks Roblox for giving a really hard time!😭

🔨Game Changes:

Fixed Skins:

• Updated Null Crook Boss
• Updated Ghost Engineer
• Updated Null Soldier
• Updated Cursed Minigunner

Mercenary Base

• Lv.3 Cost: 6500 > 7500
• Lv.5 Cost: 12650 > 13500

Rifleman

• Lv.3/4/5 Damage: 12 > 11
• Lv.6 Damage: 30 > 25
• lv.6 Spawn Time: 35s > 40s

Grenadier

• Lv.3/4/5 HP: 125 > 135
• Lv.6 HP: 300 > 325
• Lv.3/4/5 Damage: 45 > 40
• Lv.6 Damage: 80 > 75
• Lv.6 Range: 22 > 22.5
• Lv.3/4/5 Spawn Time: 37.5s > 35s
• Lv.6 Spawn Time: 40s > 35s

Field Medic

• Lv.6 HP: 750 > 700
• Lv.5 Max Targets: 6 > 8
• Lv.6 Max Targets: 8 > 10

Golden Scout

• Placement Limit: None > 16