Corrode

Name Corrode
Cooldown at-will
Action standard
Range ranged
Target single object
Save none
Damage heavy corrosion
Power ruin
Class warlock
Category Utility, Assault

At-will, std, ranged; you defile an object with abyssal corrosion. Choose one:

Attended objects (held or worn) allow the bearer a Dex save to negate. A door, portcullis, or similar barrier corroded to 0 HP crumbles into rust and scrap.