Games like ImmortalCultivationSimulator
Games like ImmortalCultivationSimulator include Sonic Superstars, Game Dev Tycoon, SANABI, Potion Craft: Alchemist Simulator, and Kingdom Rush - Tower Defense. We matched them by the tags players give ImmortalCultivationSimulator on Steam (Casual, Action-Adventure, 2D Platformer, 2D, and Xianxia): closest matches first, and among equally close ones the better-known games.

Sonic Superstars
Shared: 2D Platformer · Casual · Action-Adventure

Game Dev Tycoon
Shared: Casual · Simulation · 2D

SANABI
Shared: 2D Platformer · 2D · Action-Adventure

Potion Craft: Alchemist Simulator
Shared: Singleplayer · 2D · Simulation

Kingdom Rush - Tower Defense
Shared: 2D · Casual · Singleplayer

Plague Inc: Evolved
Shared: Casual · Simulation · Singleplayer

Plants vs. Zombies GOTY Edition
Shared: Casual · Singleplayer · 2D

Kingdom Rush Origins - Tower Defense
Shared: 2D · Casual · Singleplayer

DAVE THE DIVER
Shared: Casual · Singleplayer · Simulation

Trine 2: Complete Story
Shared: Action-Adventure · 2D Platformer · Casual

Trine Enchanted Edition
Shared: Action-Adventure · 2D Platformer · Casual

Shelldiver
Shared: Casual · 2D · Simulation

People Playground
Shared: 2D · Singleplayer · Simulation

Where Winds Meet
Shared: Action-Adventure · Singleplayer · Casual

觅长生
Shared: Xianxia · Turn-Based Combat · Singleplayer

Russian Life Simulator
Shared: 2D · Simulation · Singleplayer

911 Operator
Shared: Casual · Simulation · Singleplayer

ANTONBLAST
Shared: 2D Platformer · 2D · Singleplayer

Peggle Deluxe
Shared: Casual · 2D · Singleplayer

Gensokyo Night Festival
Shared: Casual · 2D · Early Access

Game Corp DX
Shared: Casual · 2D · Simulation

Sword and Fairy
Shared: Turn-Based Combat · 2D · Singleplayer

Zup! S
Shared: Casual · 2D · Singleplayer

Papa's Freezeria Deluxe
Shared: Casual · Simulation · Singleplayer