Games like UniverseV: Star Domination
Games like UniverseV: Star Domination include The Bazaar, Cosmoteer: Starship Architect & Commander, 9 Kings, FTL: Faster Than Light, and Slay the Spire 2. We matched them by the tags players give UniverseV: Star Domination on Steam (2D, Turn-Based Tactics, Auto Battler, Sci-fi, and Deckbuilding): closest matches first, and among equally close ones the better-known games.

The Bazaar
Shared: Auto Battler · Strategy · Deckbuilding

Cosmoteer: Starship Architect & Commander
Shared: Sci-fi · 2D · Space

9 Kings
Shared: Auto Battler · Strategy · Deckbuilding

FTL: Faster Than Light
Shared: Sci-fi · Strategy · Space

Slay the Spire 2
Shared: Deckbuilding · Strategy · Card Game

BattleTech
Shared: Turn-Based Tactics · Strategy · Sci-fi

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

Slay the Spire
Shared: Deckbuilding · Strategy · Card Battler

Loop Hero
Shared: Deckbuilding · Tactical · 2D

Reassembly
Shared: 2D · Space · Strategy

Stellaris
Shared: Sci-fi · Strategy · Space

Balatro
Shared: Deckbuilding · Strategy · Card Game

Monster Train
Shared: Turn-Based Tactics · Deckbuilding · Card Battler

Oaken Tower
Shared: Auto Battler · 2D · Strategy

Esports Godfather
Shared: Turn-Based Tactics · Strategy · Card Battler

Cobalt Core
Shared: Strategy · Sci-fi · Turn-Based Tactics

Inscryption
Shared: Deckbuilding · Card Battler · Card Game

Stacklands
Shared: Strategy · 2D · Card Game

Gratuitous Space Battles
Shared: Auto Battler · Strategy · Sci-fi

STAR WARS™ Empire at War - Gold Pack
Shared: Strategy · Sci-fi · Space

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

Despot's Game: Dystopian Battle Simulator
Shared: Auto Battler · Turn-Based Tactics · 2D

Backpack Battles
Shared: Auto Battler · Strategy · Tactical

Sid Meier's Civilization®: Beyond Earth™
Shared: Sci-fi · Strategy · Space