Creature Reference Back to Creatures

Locksmith

Medium · Construct · CR 8 · Unaligned

Source. Tome of Beasts 2

18 (natural armor)

102 (12d8+48)

Ability Scores

Core attributes and their modifiers.

STR

DEX

CON

INT

WIS

CHA

-2

Overview

Category Monsters

Size Medium

Type Construct

Alignment Unaligned

XP 3900

Initiative Bonus +4

Movement

Walk 40 ft (12.2 m)

Swim 20 ft (6.1 m)

Climb 20 ft (6.1 m)

Crawl 20 ft (6.1 m)

Senses

Blindsight 90 ft (27.4 m)

Passive Perception 10

Skills

Insight +4 Stealth +8

Languages

Common

Resistances & Immunities

Damage Immunities

fire, poison, psychic

Damage Resistances

bludgeoning, piercing, and slashing from nonmagical attacks

Condition Immunities

charmed, exhaustion, frightened, paralyzed, petrified, poisoned

Traits

Expert Lockpicker

The locksmith can use any piece of its mechanical body to pick locks and disarm traps, as if its entire body was made up of several sets of thieves’ tools. It is proficient in using pieces of itself in this way. In addition, the locksmith has advantage on ability checks to pick locks and disarm traps.

Innate Spellcasting

The locksmith’s innate spellcasting ability is Intelligence (spell save DC 15). It can innately cast the following spells, requiring no material components:
At will: mending
3/day each: arcane lock, knock
1/day: forcecage

Actions

Acid Wash

Recharge 5–6

The locksmith emits a cloud of rust in a 60-foot cone. Each creature in that area must succeed on a DC 16 Dexterity saving throw, taking 35 (10d6) acid damage on a failed save, or half as much damage on a successful one.

Key Blade

+9 to hit, reach 5 ft (1.5 m). Hit: 3d8+5 slashing damage.

Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 18 (3d8 + 5) slashing damage.

Multiattack

The locksmith makes two key blade attacks.

About Locksmith

Locksmith is a medium construct with a Challenge Rating of 8. It has a unaligned alignment.

In combat, this creature maintains an Armor Class of 18 and possesses 102 hit points (derived from 12d8+48).

Locksmith has communication capabilities including Common. This allows it to interact verbally with various creatures and characters.

GM Tips: Using Locksmith

2 tips available

When using Locksmith in your D&D 5e campaign, consider these tactical approaches:

Significant Threat: Challenging for parties of levels 5-10
Epic Potential: Consider legendary actions for memorable battles

Player Guide: Facing Locksmith

2 strategies available

When your party encounters this creature, keep these strategies in mind:

Significant Threat: Prepare spells and resources
Team Coordination: Coordinate attacks and defenses

Encounter Building Calculator

Standard Party Encounter (4-5 characters):

This creature is a medium encounter for a party of 4 characters of level 8.

Solo Encounter:

A single character of level 11 (up to level 20) can face this creature in a medium to hard encounter.

Experience Point Thresholds:

Medium: 7,200 XP
Hard: 10,800 XP
Deadly: 14,400 XP

Based on D&D 5e Dungeon Master's Guide encounter building guidelines. CR roughly equals party level for medium encounters.

Frequently Asked Questions

What is the challenge rating of Locksmith?: Locksmith has a Challenge Rating of 8, making it appropriate for parties of level 8.0.
What type of creature is Locksmith?: Locksmith is a Medium Construct, which affects how certain spells and abilities interact with it.
What languages does Locksmith speak?: Locksmith can communicate in Common.