This is the advanced stats subpage for the Unstable Core. It contains statistics of the enemy for every mode, with added information like specific attributes on waves or Mutation health.


Sorrowful Remains (Easy)

Base Stats

Unstable Core
Health
Health150
Hidden?
No
Speed
SpeedAverage (3)
Lead?
No
Defense
None
Flying?
No
Cash Given
Cash$138 every 50% health
Ghost?
No
Abilities
Explosion
Boss?
None
Attributes
Freeze ImmuneFreeze Immune

Ability

Explosion

Upon death, the Unstable Core unleashes all the sunlight within it, applying a 30% Fatigue Debuff that lasts for 5 seconds to towers and dealing 40 damage to units. Has an explosion radius of 12.

Wave Changes

Affects Changes
Wave 6
All Added Bloated
Wave 10
All Added Bloated and Aggro
Wave 12
All Added Bloated and Aggro
Wave 14
All Added Nimble
Wave 15
All Added Bloated

Sorrowful Remains (Hard)

Base Stats

Unstable Core
Health
Health375
Hidden?
No
Speed
SpeedAverage (3)
Lead?
No
Defense
None
Flying?
No
Cash Given
Cash$26 every 50% health
Ghost?
No
Abilities
Explosion
Boss?
None
Attributes
Freeze ImmuneFreeze Immune

Ability

Explosion

Upon death, the Unstable Core unleashes all the sunlight within it, applying a 30% Fatigue Debuff that lasts for 5 seconds to towers and dealing 40 damage to units. Has an explosion radius of 12.

Wave Changes

Affects Changes
Wave 6
All Added Bloated
Wave 10
All Added Bloated and Aggro
Wave 12
All Added Bloated and Aggro
Wave 14
All Added Nimble
Wave 15
All Added Bloated

Nightmare Flash (Easy)

Base Stats

Unstable Core
Health
Health750
Hidden?
No
Speed
SpeedAverage (3)
Lead?
No
Defense
None
Flying?
No
Cash Given
Cash$125 every 50% health
Ghost?
No
Abilities
Explosion
Boss?
None
Attributes
Freeze ImmuneFreeze Immune

Ability

Explosion

Upon death, the Unstable Core unleashes all the sunlight within it, applying a 30% Fatigue Debuff that lasts for 5 seconds to towers and dealing 40 damage to units. Has an explosion radius of 12.

Wave Changes

Affects Changes
Wave 9
All Added Stun Immunity
Wave 12
All Added Nimble
Wave 14
All Added Nimble
Wave 16
First Added Nimble
Second Group (3) Added Stun Immunity & Bloated
First Added Nimble
First Added Nimble
Wave 18
All Added Bloated
Wave 19
All Added Nimble
Wave 20
All Added Bloated

Nightmare Flash (Hard)

Base Stats

Unstable Core
Health
Health40
Hidden?
No
Speed
SpeedAverage (3)
Lead?
No
Defense
None
Flying?
No
Cash Given
Cash$250 every 50% health
Ghost?
No
Abilities
Explosion
Boss?
None
Attributes
Freeze ImmuneFreeze Immune

Ability

Explosion

Upon death, the Unstable Core unleashes all the sunlight within it, applying a 30% Fatigue Debuff that lasts for 5 seconds to towers and dealing 40 damage to units. Has an explosion radius of 12.

Wave Changes

Affects Changes
Wave 9
All Added Stun Immunity
Wave 12
All Added Nimble
Wave 14
All Added Nimble
Wave 16
First Added Nimble
Second Group (3) Added Stun Immunity & Bloated
First Added Nimble
First Added Nimble
Wave 18
All Added Bloated
Wave 19
All Added Nimble
Wave 20
All Added Bloated


Normal Gamemode Enemies
Easy Mode
Casual Mode
Intermediate Mode
Molten Mode
Fallen Mode
Frost Mode
Challenge Trials
Hardcore Mode
Voidcore Mode
Special & PVP Enemies
Basic Arena
Molten Arena
Fallen Arena
Polluted Wasteland II
Badlands II
Pizza Party
Tutorial
Headache Headquarters
Sandbox Exclusive Enemies
Legacy Molten Mode
Golden Mode
Legacy Fallen Mode
Brain Rot
Other
Event Enemies
The Heights
Area 51
Nightmare Carnival
Village of Despair
Eggy Island
Trick or Threat Town
Outpost 32
(Frost Invasion)
Cyber City
Solar Eclipse Event Rotfield
Foggy Forest
Tower Outskirts
Totality Tower
D00M's Revenge
Cold Ambush
Lunar Overture Event A Dark Tale
The Haunted Past
The Great Finale
Krampus Frosthold
Huevous Hunt
The Classic Event Classic Candy Cane Lane
Classic Winter
Classic Forest Camp
Classic Island Chaos
Classic Castle
Hexscape Event Failed Gateway
The Nightmare Realm
Containment
Pls Donate
Outpost 32
(Operation I.C.E)
Korblox Temple
Bathroom Approach
Sk8 P4rk Noob
Pro
Master
Extreme
Halloween 2025 Live Events
Null & Void Event Outpost 16
Banlands
Blind Faith
The Narratorium
Backyard Legends Event Backyard Beginnings
Competition Court
Victory Field
Halloween 2026 Live Events
Solar Requiem Event Sorrowful Remains
Nightmare Flash
Legacy Enemies
Replaced
Pre-MEGA
Polluted Wasteland
Hidden Wave (Legacy)
Other


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