Arknights · operator

THRM-EX

★Specialist Executor Melee

Unchanged since July 16, 2026

Deployment

DP cost3

Block0

Redeploy (s)200

Stats Stats at any level →

HP1,443

ATK260

DEF443

RES50

Attack interval (s)0.93

Talents · Signature passive abilities

Delayed Detonation 6

3 seconds after deployment, inflicts 400% ATK as Physical damage to enemies in the nearby 8 tiles and applies 30% Fragile effect for 8 seconds, then automatically retreats from battle

Potentials · Potential-rank bonuses

Potential 2Improves TalentPotential 3Improves TalentPotential 4Improves TalentPotential 5Improves TalentPotential 6Improves Talent

Recruitment tags

MeleeSpecialistRobotNuker

Profile

Place of birthColumbia

Date of birthFeb 15

Height160cm

Thermal-EX (also known as THRM-EX) is a high-performance version of the Raythean Challenger™ Hellcat operating platform, jointly customized by Mayer and Closure. Between the two, Mayer was primarily responsible for the development and improvement of the weapon and energy supply systems. Thermal-EX is a rather peculiar presence and is extremely enthusiastic towards others, a characteristic that is beloved by some people and disliked by others. However, Thermal-EX remains undaunted, committed to using his incandescent personality to bring warmth to others in this frigid world. As a new model, Thermal-EX's boasts a unique and aggressive appearance that can be somewhat intimidating. But he doesn't mind. After all, anyone can hear Thermal-EX's loud and warm greetings from a distance long before he's clearly visible. However, it seems like his vocabulary has been excessively bloated with words pertaining to 'hot'...