Games like Space Survival
Games like Space Survival include The Last Spell, Into the Breach, Mewgenics, XCOM 2, and Legend Creatures(传奇生物). We matched them by the tags players give Space Survival on Steam (Strategy, RPG, Singleplayer, Turn-Based Strategy, and Turn-Based Tactics): closest matches first, and among equally close ones the better-known games.

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

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

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

XCOM 2
Shared: Strategy · RPG · Singleplayer

Legend Creatures(传奇生物)
Shared: Strategy · Exploration · Roguelite

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

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

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

Vampire Survivors
Shared: Roguelite · Singleplayer · Pixel Graphics

Wandering Sword
Shared: RPG · Strategy · Singleplayer

Stoneshard
Shared: RPG · Strategy · Singleplayer

DAVE THE DIVER
Shared: Singleplayer · Exploration · Pixel Graphics

Balatro
Shared: Strategy · Singleplayer · Roguelite

The Dungeon Of Naheulbeuk: The Amulet Of Chaos
Shared: RPG · Singleplayer · Turn-Based Tactics

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

Mutant Year Zero: Road to Eden
Shared: Strategy · RPG · Turn-Based Tactics

Your Only Move Is HUSTLE
Shared: Strategy · Turn-Based Strategy · Turn-Based Tactics

MENACE
Shared: Strategy · RPG · Turn-Based Strategy

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

Brutal Orchestra
Shared: Strategy · RPG · Turn-Based Tactics

Fallout 4
Shared: Singleplayer · RPG · Exploration

Home Behind
Shared: RPG · Strategy · Singleplayer

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

The Scroll of Taiwu : Beyond The Dome
Shared: RPG · Strategy · Singleplayer