debuff class, you can spam it as much as you like, it wont stack dmg
“you know why”, thermite mines also been griped about for years, people probably just gave up on trying to improve them further since they know fundamentally the skill wont change, so at best more aoe coverage/aura radius increase was it
Wasn’t even long ago a post was filed, Thermite Mines cast directly on Callagadra usually don't work , about its usual clunk being detrimental in battle against large hitbox enemies; simply still not reaching RR