Games like Terria Tactics
Games like Terria Tactics include Age of History II, Sid Meier’s Civilization® VI, Battle Brothers, Heroes of Might and Magic: Olden Era, and ROMANCE OF THE THREE KINGDOMS XIV. We matched them by the tags players give Terria Tactics on Steam (Indie, Turn-Based Tactics, Turn-Based Strategy, Grand Strategy, and Strategy): closest matches first, and among equally close ones the better-known games.

Age of History II
Shared: Strategy · Grand Strategy · Turn-Based Strategy

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

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

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

ROMANCE OF THE THREE KINGDOMS XIV
Shared: Turn-Based Tactics · Grand Strategy · Turn-Based Strategy

Democracy 4
Shared: Strategy · Political Sim · Indie

Total War: ROME II - Emperor Edition
Shared: Turn-Based Strategy · Strategy · Grand Strategy

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

Victoria 3
Shared: Strategy · Grand Strategy · Simulation

Sid Meier's Civilization VII
Shared: Grand Strategy · Strategy · Turn-Based Tactics

Heroes' Vow: Three Kingdoms
Shared: Turn-Based Strategy · Strategy · Simulation

Imperator: Rome
Shared: Grand Strategy · Strategy · Simulation

Total War: WARHAMMER III
Shared: Turn-Based Strategy · Strategy · Grand Strategy

Crusader Kings III
Shared: Strategy · Grand Strategy · Simulation

Total War: WARHAMMER II
Shared: Turn-Based Strategy · Strategy · Grand Strategy

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

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

Romance of the Three Kingdoms XI with Power Up Kit
Shared: Turn-Based Tactics · Turn-Based Strategy · Wargame

Unity of Command II
Shared: Indie · Strategy · Grand Strategy

Romance of the Three Kingdoms XIII
Shared: Turn-Based Tactics · Grand Strategy · Turn-Based Strategy

Total War: NAPOLEON – Definitive Edition
Shared: Strategy · Grand Strategy · Turn-Based Strategy

Total War: THREE KINGDOMS
Shared: Strategy · Turn-Based Strategy · Grand Strategy

Terra Invicta
Shared: Strategy · Grand Strategy · Simulation

Democracy 3
Shared: Indie · Political Sim · Strategy