Games like Cold Shell
Games like Cold Shell include Katana ZERO, Hero Siege, Hyper Light Drifter, Last Epoch, and Bastion. We matched them by the tags players give Cold Shell on Steam (Arcade, Hack and Slash, Action RPG, RPG, and 2D): closest matches first, and among equally close ones the better-known games.

Katana ZERO
Shared: Great Soundtrack · Hack and Slash · Pixel Graphics

Hero Siege
Shared: Action RPG · Hack and Slash · RPG

Hyper Light Drifter
Shared: Great Soundtrack · Hack and Slash · Pixel Graphics

Last Epoch
Shared: Action RPG · Hack and Slash · RPG

Bastion
Shared: Great Soundtrack · Hack and Slash · RPG

Hotline Miami 2: Wrong Number
Shared: Great Soundtrack · Pixel Graphics · Top-Down

NieR:Automata™
Shared: Hack and Slash · Great Soundtrack · RPG

CrossCode
Shared: Action RPG · RPG · Pixel Graphics

Hotline Miami
Shared: Great Soundtrack · Top-Down · Action

Akane
Shared: Hack and Slash · Cyberpunk · Arcade

Halls of Torment
Shared: Action RPG · Arcade · RPG

Wolcen: Lords of Mayhem
Shared: Hack and Slash · Action RPG · RPG

Hades
Shared: Hack and Slash · Great Soundtrack · Action

DELTARUNE
Shared: Great Soundtrack · RPG · Pixel Graphics

The Slormancer
Shared: Hack and Slash · Action RPG · RPG

Transistor
Shared: Great Soundtrack · Action RPG · Cyberpunk

Minecraft Dungeons
Shared: Hack and Slash · RPG · Action RPG

Undertale
Shared: Great Soundtrack · RPG · Pixel Graphics

The Mageseeker: A League of Legends Story™
Shared: Hack and Slash · RPG · 2D

UBERMOSH
Shared: Arcade · Great Soundtrack · Cyberpunk

Black Myth: Wukong
Shared: Action RPG · RPG · Action

Minecraft Dungeons II
Shared: Action RPG · RPG · Hack and Slash

ICEY
Shared: Hack and Slash · Action · 2D

OMORI
Shared: Great Soundtrack · RPG · Pixel Graphics