Games like TimeScar: Hyperion
Games like TimeScar: Hyperion include Warhammer 40,000: Mechanicus, Fell Seal: Arbiter's Mark, XCOM 2, ENDLESS Legend™, and The Last Spell. We matched them by the tags players give TimeScar: Hyperion on Steam (Indie, Early Access, Strategy, Hex Grid, and Turn-Based Combat): closest matches first, and among equally close ones the better-known games.

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

Fell Seal: Arbiter's Mark
Shared: Strategy · Indie · Turn-Based Combat

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

ENDLESS Legend™
Shared: Strategy · Hex Grid · Turn-Based

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

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

Othercide
Shared: Indie · Strategy · Turn-Based Combat

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

Slay the Spire 2
Shared: Strategy · Indie · Turn-Based Combat

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

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

Blackguards
Shared: Strategy · Indie · Turn-Based

Druidstone: The Secret of the Menhir Forest
Shared: Indie · Strategy · Turn-Based Tactics

Eador. Masters of the Broken World
Shared: Strategy · Indie · Fantasy

MASSIVE CHALICE
Shared: Strategy · Indie · Turn-Based Tactics

Swords and Souls: Neverseen
Shared: Indie · Turn-Based Combat · Singleplayer

Darkest Dungeon®
Shared: Turn-Based Combat · Strategy · Singleplayer

觅长生
Shared: Strategy · Indie · Turn-Based Combat

Braveland
Shared: Strategy · Turn-Based Combat · Hex Grid

Blackguards 2
Shared: Strategy · Indie · Turn-Based Combat

Roguebook
Shared: Indie · Strategy · Singleplayer

Fantasy General II
Shared: Strategy · Turn-Based Combat · Fantasy

Darkest Dungeon® II
Shared: Turn-Based Tactics · Singleplayer · Turn-Based Combat

Mordheim: City of the Damned
Shared: Strategy · Turn-Based Combat · Turn-Based Tactics