Games like Citadel: Forged with Fire
Games like Citadel: Forged with Fire include Rust, ARK: Survival Evolved, Dark and Light, Terraria, and Conan Exiles Enhanced. We matched them by the tags players give Citadel: Forged with Fire on Steam (Open World, RPG, Massively Multiplayer, Magic, and Survival): closest matches first, and among equally close ones the better-known games.

Rust
Shared: Open World · Survival · Open World Survival Craft

ARK: Survival Evolved
Shared: Open World · Survival · Open World Survival Craft

Dark and Light
Shared: Open World · Massively Multiplayer · RPG

Terraria
Shared: Open World Survival Craft · Survival · Sandbox

Conan Exiles Enhanced
Shared: Open World · Survival · Open World Survival Craft

Once Human
Shared: Open World · Survival · Open World Survival Craft

Don't Starve Together
Shared: Open World · Survival · Open World Survival Craft

Palworld
Shared: Open World · Survival · Open World Survival Craft

Valheim
Shared: Open World · Survival · Open World Survival Craft

Last Oasis
Shared: Open World · Massively Multiplayer · RPG

The Elder Scrolls Online - Standard Edition
Shared: RPG · Open World · Fantasy

Raft
Shared: Survival · Open World · Open World Survival Craft

ARK: Survival Ascended
Shared: Open World · Survival · Multiplayer

Project Zomboid
Shared: Open World · Survival · Open World Survival Craft

The Forest
Shared: Open World · Survival · Open World Survival Craft

Albion Online
Shared: Open World · Massively Multiplayer · RPG

Enshrouded
Shared: Open World · Survival · RPG

7 Days to Die
Shared: Open World · Survival · Open World Survival Craft

Miscreated
Shared: Open World · Survival · Open World Survival Craft

FINAL FANTASY XIV Online
Shared: RPG · Massively Multiplayer · Open World

SCUM
Shared: Open World · Massively Multiplayer · Open World Survival Craft

Craftopia
Shared: Open World · Survival · RPG

Necesse
Shared: Open World · Open World Survival Craft · Survival

RuneScape: Dragonwilds
Shared: Open World · Survival · Open World Survival Craft