Games like Kill Demons
Games like Kill Demons include Battle Brothers, MENACE, Heroes of Might and Magic: Olden Era, Songs of Conquest, and The Last Spell. We matched them by the tags players give Kill Demons on Steam (4X, Turn-Based Tactics, 2D Platformer, Turn-Based Strategy, and Strategy): closest matches first, and among equally close ones the better-known games.

Battle Brothers
Shared: Turn-Based Tactics · Strategy · Turn-Based Strategy

MENACE
Shared: Turn-Based Tactics · Strategy · Turn-Based Strategy

Heroes of Might and Magic: Olden Era
Shared: Strategy · Turn-Based Strategy · 4X

Songs of Conquest
Shared: Turn-Based Tactics · 4X · Turn-Based Strategy

The Last Spell
Shared: Turn-Based Strategy · Turn-Based Tactics · Strategy

Songs of Silence
Shared: 4X · Strategy · Turn-Based Strategy

Wandering Sword
Shared: RPG · Strategy · 2.5D

The Banner Saga 3
Shared: Turn-Based Tactics · Strategy · RPG

Into the Breach
Shared: Turn-Based Strategy · Strategy · Turn-Based Tactics

Age of Wonders 4
Shared: 4X · Strategy · Turn-Based Strategy

Xenonauts 2
Shared: Turn-Based Tactics · Strategy · Turn-Based Strategy

XCOM 2
Shared: Strategy · Turn-Based Tactics · RPG

Fell Seal: Arbiter's Mark
Shared: Turn-Based Tactics · Strategy · RPG

Mewgenics
Shared: Turn-Based Tactics · Turn-Based Strategy · RPG

Jagged Alliance 3
Shared: Turn-Based Tactics · Strategy · Turn-Based Strategy

Journey of Realm:Dawn Dew
Shared: Turn-Based Tactics · 2D Platformer · RPG

Banner of the Maid
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy

XCOM®: Chimera Squad
Shared: Turn-Based Tactics · Strategy · Turn-Based Strategy

STAR WARS Zero Company™
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy

英雄群侠传II
Shared: Turn-Based Tactics · 2D Platformer · Turn-Based Strategy

Warhammer 40,000: Mechanicus
Shared: Turn-Based Tactics · Strategy · Turn-Based Strategy

ENDLESS Legend™
Shared: 4X · Strategy · Turn-Based Strategy

Sid Meier’s Civilization® VI
Shared: Turn-Based Strategy · Strategy · 4X

Dragon Age™: The Veilguard
Shared: Turn-Based Tactics · Strategy · Action RPG