Games like Epic Dragon
Games like Epic Dragon include Slime Rancher, DAVE THE DIVER, Endless Sky, Five Nights at Freddy's: Security Breach, and 鬼谷八荒 Tale of Immortal. We matched them by the tags players give Epic Dragon on Steam (Singleplayer, 2D, Simulation, Exploration, and 3D): closest matches first, and among equally close ones the better-known games.

Slime Rancher
Shared: Singleplayer · Exploration · Adventure

DAVE THE DIVER
Shared: Singleplayer · Exploration · Adventure

Endless Sky
Shared: Singleplayer · Simulation · 2D

Five Nights at Freddy's: Security Breach
Shared: Singleplayer · Horror · Exploration

鬼谷八荒 Tale of Immortal
Shared: Singleplayer · Simulation · Exploration

Outer Wilds
Shared: Exploration · Singleplayer · Adventure

Game Dev Tycoon
Shared: Simulation · Singleplayer · 2D

Five Nights at Freddy's: Into the Pit
Shared: 2D · Singleplayer · Horror

Hollow Knight: Silksong
Shared: 2D · Singleplayer · Exploration

Totally Accurate Battle Simulator
Shared: Simulation · Singleplayer · Funny

A Game About Digging A Hole
Shared: Exploration · Simulation · Singleplayer

People Playground
Shared: 2D · Singleplayer · Simulation

Hollow Knight
Shared: 2D · Singleplayer · Exploration

That's not my Neighbor
Shared: Simulation · Adventure · Singleplayer

Internet Cafe Simulator 2
Shared: Simulation · Exploration · 3D

Escape the Backrooms
Shared: Horror · Exploration · Singleplayer

Cosmoteer: Starship Architect & Commander
Shared: Singleplayer · 2D · Exploration

Kerbal Space Program
Shared: Simulation · Singleplayer · Space

Cat Goes Fishing
Shared: 2D · Singleplayer · Exploration

Cookie Clicker
Shared: Horror · Casual · 2D

Spaceflight Simulator
Shared: Simulation · 2D · Singleplayer

Stray
Shared: Singleplayer · Exploration · Adventure

Thief Simulator
Shared: Singleplayer · Simulation · Adventure

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