Games like 星旅：前奏 Wandering Planet: Prelude
Games like 星旅：前奏 Wandering Planet: Prelude include Creeper World 4, Planetary Annihilation: TITANS, DG2: Defense Grid 2, Aliens: Dark Descent, and They Are Billions. We matched them by the tags players give 星旅：前奏 Wandering Planet: Prelude on Steam (Strategy, RTS, Tower Defense, Space Sim, and Real Time Tactics): closest matches first, and among equally close ones the better-known games.
Creeper World 4
Shared: Tower Defense · RTS · Real Time Tactics
Planetary Annihilation: TITANS
Shared: Strategy · RTS · Real Time Tactics
DG2: Defense Grid 2
Shared: Strategy · Tower Defense · RTS
Aliens: Dark Descent
Shared: Strategy · RTS · Real Time Tactics
They Are Billions
Shared: Strategy · RTS · Tower Defense
Battlefleet Gothic: Armada 2
Shared: Strategy · RTS · Real Time Tactics
Age of Darkness: Final Stand
Shared: Tower Defense · RTS · Strategy
Mindustry
Shared: Tower Defense · RTS · Strategy
Taur
Shared: Strategy · Tower Defense · RTS
Defense Grid: The Awakening
Shared: Strategy · Tower Defense · Aliens
Executive Assault 2
Shared: RTS · Strategy · Space Sim
Dyson Sphere Program
Shared: Space · Strategy · Building
Stronghold: Definitive Edition
Shared: Strategy · Real Time Tactics · RTS
Bloons TD 6
Shared: Strategy · Tower Defense · 3D
Creeper World 3: Arc Eternal
Shared: Strategy · Tower Defense · RTS
Stronghold Crusader: Definitive Edition
Shared: Strategy · Real Time Tactics · Tower Defense
STAR WARS™ Empire at War - Gold Pack
Shared: Strategy · RTS · Space
Buggos
Shared: Strategy · RTS · Tower Defense
Tower Dominion
Shared: Strategy · Tower Defense · RTS
Battlefleet Gothic: Armada (Classic)
Shared: Strategy · RTS · Space
IDUN - Frontline Survival
Shared: Strategy · Tower Defense · RTS
Cosmoteer: Starship Architect & Commander
Shared: Strategy · Space Sim · Space
Starship Troopers: Terran Command
Shared: Strategy · RTS · Tower Defense
Star Trek: Voyager - Across the Unknown
Shared: Strategy · Space Sim · Space