Games like King of Avalon
Games like King of Avalon include Farthest Frontier, Once Human, Stronghold: Definitive Edition, Stronghold Crusader: Definitive Edition, and Crusader Kings III. We matched them by the tags players give King of Avalon on Steam (Strategy, Building, Free to Play, RTS, and Medieval): closest matches first, and among equally close ones the better-known games.

Farthest Frontier
Shared: Building · Strategy · Medieval

Once Human
Shared: Free to Play · Building · Survival

Stronghold: Definitive Edition
Shared: Strategy · Building · Medieval

Stronghold Crusader: Definitive Edition
Shared: Strategy · Building · Medieval

Crusader Kings III
Shared: Strategy · Medieval · RPG

SpellForce 3 Versus Edition
Shared: Strategy · Building · Free to Play

Age of Empires III: Definitive Edition
Shared: Strategy · RTS · Free to Play

Bellwright
Shared: Medieval · Building · Survival

Total War: WARHAMMER
Shared: Strategy · RPG · RTS

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

Blood of Steel
Shared: Free to Play · Strategy · Medieval

Age of Empires II (Retired)
Shared: Strategy · RTS · Medieval

Stronghold Crusader HD (2012)
Shared: Building · Medieval · Strategy

Becastled
Shared: Strategy · Building · Medieval

Stronghold Crusader 2
Shared: Strategy · Medieval · RTS

Planetary Annihilation: TITANS
Shared: Strategy · RTS · Building

Game of Thrones Winter is Coming
Shared: Strategy · Free to Play · RPG

Stronghold HD (2012)
Shared: Building · Medieval · Strategy

They Are Billions
Shared: Strategy · RTS · Building

Marvel Rivals
Shared: Free to Play · PvP · Strategy

Rust
Shared: Building · Survival · PvP

Frostpunk
Shared: Strategy · Building · Survival

Thronefall
Shared: Strategy · Medieval · Building

Age of Darkness: Final Stand
Shared: Strategy · RTS · Medieval