Games like Dynast.io
Games like Dynast.io include Terraria, Eastern Exorcist, The Elder Scrolls Online - Standard Edition, Blue Protocol: Star Resonance, and Black Desert. We matched them by the tags players give Dynast.io on Steam (Adventure, Hand-drawn, 2D, RPG, and Strategy): closest matches first, and among equally close ones the better-known games.

Terraria
Shared: 2D · Adventure · Sandbox

Eastern Exorcist
Shared: RPG · Adventure · 2D

The Elder Scrolls Online - Standard Edition
Shared: RPG · Adventure · MMORPG

Blue Protocol: Star Resonance
Shared: Adventure · Action · RPG

Black Desert
Shared: MMORPG · Sandbox · Action RPG

Hogwarts Legacy
Shared: Adventure · Magic · RPG

Mount & Blade II: Bannerlord
Shared: Strategy · RPG · Action

Mount & Blade: Warband
Shared: RPG · Strategy · Adventure

Neverwinter
Shared: Adventure · RPG · MMORPG

Sands of Salzaar
Shared: RPG · Adventure · Strategy

Dark and Light
Shared: RPG · Adventure · Magic

PUBG: BATTLEGROUNDS
Shared: Battle Royale · Action · Adventure

Gothic 1 Remake
Shared: Adventure · RPG · Action

Path of Exile 2
Shared: RPG · MMORPG · Adventure

Stoneshard
Shared: RPG · Strategy · 2D

鬼谷八荒 Tale of Immortal
Shared: RPG · Adventure · Sandbox

Home Behind 2
Shared: Adventure · RPG · Strategy

The Scroll of Taiwu : Beyond The Dome
Shared: RPG · Adventure · Strategy

Hero Siege
Shared: RPG · Adventure · Action RPG

Last Oasis
Shared: Adventure · RPG · Action

Romestead
Shared: Adventure · 2D · RPG

Farever
Shared: RPG · Adventure · Action

Nordic Ashes: Survivors of Ragnarok
Shared: RPG · 2D · Strategy

The Escapists
Shared: Strategy · 2D · Adventure