Games like Puropu Defense Squad
Games like Puropu Defense Squad include Bloons TD 6, Orcs Must Die! 2, HELLDIVERS™ 2, Dungeon Defenders, and Orcs Must Die! 3. We matched them by the tags players give Puropu Defense Squad on Steam (Tower Defense, Funny, Strategy RPG, Online Co-Op, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Bloons TD 6
Shared: Tower Defense · Co-op · Online Co-Op

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

HELLDIVERS™ 2
Shared: Online Co-Op · Co-op · Multiplayer

Dungeon Defenders
Shared: Tower Defense · Online Co-Op · Multiplayer

Orcs Must Die! 3
Shared: Tower Defense · Co-op · Strategy

Garry's Mod
Shared: Funny · Multiplayer · Building

Overcooked! 2
Shared: Co-op · Online Co-Op · Multiplayer

R.E.P.O.
Shared: Online Co-Op · Co-op · Multiplayer

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

Who's Your Daddy?!
Shared: Funny · Multiplayer · Online Co-Op

Borderlands 2
Shared: Co-op · Multiplayer · Funny

Saints Row: The Third
Shared: Co-op · Funny · Comedy

RV There Yet?
Shared: Funny · Co-op · Multiplayer

Dungeon Defenders: Awakened
Shared: Tower Defense · Co-op · Online Co-Op

PUBG: BATTLEGROUNDS
Shared: Multiplayer · Online Co-Op · Co-op

Sanctum 2
Shared: Tower Defense · Co-op · Online Co-Op

BattleBlock Theater®
Shared: Co-op · Funny · Comedy

Plants vs. Zombies: Battle for Neighborville™
Shared: Funny · Multiplayer · Tower Defense

STAR WARS™ Battlefront™ II
Shared: Multiplayer · Co-op · Singleplayer

PAYDAY 2
Shared: Co-op · Online Co-Op · Multiplayer

MECCHA CHAMELEON
Shared: Funny · Multiplayer · Online Co-Op

Left 4 Dead 2
Shared: Co-op · Online Co-Op · Multiplayer

How to Fish
Shared: Co-op · Online Co-Op · Multiplayer

Castle Crashers®
Shared: Co-op · Online Co-Op · Funny