Games like 保卫实验室 (Defend the Lab)
Games like 保卫实验室 (Defend the Lab) include Bloons TD 6, Slay the Spire 2, Bloons TD 5, Company of Heroes 3, and Plague Inc: Evolved. We matched them by the tags players give 保卫实验室 (Defend the Lab) on Steam (Strategy, Multiplayer, Singleplayer, Tower Defense, and Casual): closest matches first, and among equally close ones the better-known games.

Bloons TD 6
Shared: Strategy · Multiplayer · Tower Defense

Slay the Spire 2
Shared: Strategy · Co-op · Roguelike

Bloons TD 5
Shared: Strategy · Co-op · Tower Defense

Company of Heroes 3
Shared: Strategy · Singleplayer · Multiplayer

Plague Inc: Evolved
Shared: Strategy · Multiplayer · Singleplayer

Company of Heroes 2
Shared: Strategy · Multiplayer · RTS

Warstone TD
Shared: Strategy · Tower Defense · Co-op

Plants vs. Zombies GOTY Edition
Shared: Strategy · Tower Defense · Singleplayer

ELDEN RING NIGHTREIGN
Shared: Multiplayer · Co-op · Singleplayer

Age of Empires II (Retired)
Shared: Strategy · Multiplayer · RTS

Risk of Rain 2
Shared: Multiplayer · Co-op · Roguelike

Balatro
Shared: Strategy · Singleplayer · Roguelike

Golf With Your Friends
Shared: Multiplayer · Casual · Co-op

Gunfire Reborn
Shared: Co-op · Multiplayer · Roguelike

Orcs Must Die! 2
Shared: Co-op · Strategy · Tower Defense

Warhammer 40,000: Dawn of War - Definitive Edition
Shared: Strategy · Multiplayer · Singleplayer

Brotato
Shared: Singleplayer · Roguelike · Multiplayer

Dungeon Defenders
Shared: Multiplayer · Strategy · Singleplayer

Ravenswatch
Shared: Co-op · Multiplayer · Roguelike

Total War: WARHAMMER II
Shared: Strategy · Multiplayer · Singleplayer

Mindustry
Shared: Strategy · Tower Defense · Multiplayer

Age of Empires: Definitive Edition
Shared: Strategy · Multiplayer · Singleplayer

Rogue Tower
Shared: Strategy · Tower Defense · Casual

Legion TD 2 - Multiplayer Tower Defense
Shared: Multiplayer · Strategy · Tower Defense