Rust Monsters don’t care about hit points—they care about your stuff. This low-CR creature creates real fear by destroying weapons and armor in ways a Long Rest can’t fix. Here’s how to run them for maximum tension, clever tactics, and absolute player panic.
Underdark
One Trick, One Drop, One Kill (Maybe): The Piercer
A conical horror that drops from the ceiling and hopes for the best, the Piercer is one of the weirdest monsters in D&D — and one of the funniest. Whether you use it for comedy, paranoia, or foreshadowing something far worse, this larval death drop deserves more than a passing glance.
The Cloaker and the Terror Behind You
Not every monster in D&D is meant for a straight-up fight. The Cloaker is here to stalk, to terrify, and to make your players dread the sound of leathery wings in the dark.
Webs of Madness: Making the Most of Driders
What happens when a Drow fails their Demon Queen? They become a Drider—twisted, cursed, and banished to the shadows. But these aren’t just monstrous brutes; they’re prophetic, poisonous, and perfect for narrative-rich encounters. Here’s how to make Driders unforgettable in your campaign—whether as villains, outcasts, or agents of Lolth herself.
Encounter Every Enemy 