Games like Oh no, orcs!
Games like Oh no, orcs! include Crimson Desert Enhanced, Garry's Mod, Slime Rancher 2, Kingdom Rush - Tower Defense, and Black Myth: Wukong. We matched them by the tags players give Oh no, orcs! on Steam (Action, Casual, Singleplayer, 3D, and Stylized): closest matches first, and among equally close ones the better-known games.

Crimson Desert Enhanced
Shared: Action · Singleplayer · Fantasy

Garry's Mod
Shared: Casual · Physics · Singleplayer

Slime Rancher 2
Shared: Singleplayer · Casual · Colorful

Kingdom Rush - Tower Defense
Shared: Singleplayer · Casual · Action

Black Myth: Wukong
Shared: Action · Singleplayer · 3D

Slime Rancher
Shared: Singleplayer · Casual · Cute

Bloons TD 6
Shared: Singleplayer · Casual · 3D

Gang Beasts
Shared: Action · Casual · Physics

Dragon's Dogma 2
Shared: Action · Singleplayer · Fantasy

DJMAX RESPECT V
Shared: Casual · Action · Singleplayer

BioShock Infinite
Shared: Action · Singleplayer · FPS

Berry Bury Berry
Shared: 3D · Singleplayer · Casual

Half-Life 2
Shared: Action · Singleplayer · FPS

Trine Enchanted Edition
Shared: Physics · Fantasy · Action-Adventure

Thronefall
Shared: Action · Medieval · 3D

Kingdom Rush Origins - Tower Defense
Shared: Singleplayer · Casual · Action

Donut County
Shared: Casual · Physics · Singleplayer

Totally Accurate Battle Simulator
Shared: Singleplayer · Physics · 3D

Timberman
Shared: Casual · Action · Pixel Graphics

Vampire Survivors
Shared: Pixel Graphics · Singleplayer · Casual

Skul: The Hero Slayer
Shared: Action · Pixel Graphics · Singleplayer

Mage Arena
Shared: Action · Casual · Medieval

GoreBox
Shared: Physics · 3D · Stylized

Gensokyo Night Festival
Shared: Action · Casual · Pixel Graphics