Games like Brazen Thief
Games like Brazen Thief include Broforce, Huntdown, Teenage Mutant Ninja Turtles: Shredder's Revenge, Hidden Folks, and Grand Pigeon's Duty. We matched them by the tags players give Brazen Thief on Steam (Side Scroller, Hero Shooter, Spectacle fighter, Top-Down Shooter, and Point & Click): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: 2D · Side Scroller · Shooter

Huntdown
Shared: Side Scroller · Shooter · 2D

Teenage Mutant Ninja Turtles: Shredder's Revenge
Shared: Side Scroller · 2D · Arcade

Hidden Folks
Shared: Point & Click · Casual · 2D

Grand Pigeon's Duty
Shared: Side Scroller · Hero Shooter · Top-Down Shooter

100 hidden cats
Shared: Point & Click · Side Scroller · Cute

Machinarium
Shared: Point & Click · 2D · Casual

Momodora: Reverie Under The Moonlight
Shared: Side Scroller · Spectacle fighter · 2D

pureya
Shared: Arcade · Side Scroller · 2D

Your Only Move Is HUSTLE
Shared: Spectacle fighter · Side Scroller · 2D

100 hidden snails
Shared: Side Scroller · Point & Click · 2D

Hitler is my crush
Shared: Side Scroller · Hero Shooter · Shooter

12 is Better Than 6
Shared: Top-Down Shooter · Shooter · 2D

ASTLIBRA Revision
Shared: Side Scroller · 2D · Spectacle fighter

Zup! 4
Shared: Casual · 2D · Point & Click

METAL SLUG
Shared: Side Scroller · Arcade · 2D

Turbo Pug
Shared: Side Scroller · 2D · Casual

Zup!
Shared: Casual · 2D · Point & Click

METAL SLUG 3
Shared: Side Scroller · Arcade · Shooter

Montaro
Shared: Casual · Cute · 2D

DISTRAINT 2
Shared: Side Scroller · Point & Click · 2D

Alex Jones: NWO Wars
Shared: Side Scroller · Shooter · Arcade

Papers, Please
Shared: Point & Click · Indie · Pixel Graphics

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