Games like Mech Builder DLC 3
Games like Mech Builder DLC 3 include Glass Masquerade, Mech Builder, Zup! S, Papers, Please, and Gorogoa. We matched them by the tags players give Mech Builder DLC 3 on Steam (Indie, Puzzle, Relaxing, Point & Click, and 2D): closest matches first, and among equally close ones the better-known games.

Glass Masquerade
Shared: Puzzle · Relaxing · Indie

Mech Builder
Shared: Puzzle · Relaxing · Point & Click

Zup! S
Shared: Puzzle · Indie · 2D

Papers, Please
Shared: Indie · Point & Click · Puzzle

Gorogoa
Shared: Puzzle · Indie · Point & Click

Zup! F
Shared: Puzzle · Indie · 2D

Zup!
Shared: Puzzle · Indie · 2D

Potion Craft: Alchemist Simulator
Shared: Relaxing · Crafting · Indie

A Little to the Left
Shared: Puzzle · Relaxing · Point & Click

Zup! 2
Shared: Puzzle · Indie · 2D

Zup! X
Shared: Puzzle · Indie · 2D

There Is No Game: Wrong Dimension
Shared: Indie · Puzzle · Point & Click

Hidden Folks
Shared: Indie · Puzzle · Point & Click

Unpacking
Shared: Relaxing · Puzzle · Indie

Zup! 3
Shared: Puzzle · Indie · 2D

Librarian: Tidy Up the Arcane Library!
Shared: Relaxing · Puzzle · Artificial Intelligence

Is This Seat Taken?
Shared: Puzzle · Relaxing · Casual

The Room
Shared: Puzzle · Point & Click · Indie

Assemble with Care
Shared: Indie · Puzzle · Relaxing

Zup! 8
Shared: Puzzle · Indie · 2D

Zup! Z
Shared: Indie · Puzzle · 2D

Morphopolis
Shared: Indie · Puzzle · Point & Click

Hook
Shared: Puzzle · Relaxing · Indie

GRIS
Shared: Indie · Atmospheric · Relaxing