Games like UNDEFEATED
Games like UNDEFEATED include Grand Theft Auto V Legacy, Batman™: Arkham Knight, Marvel Rivals, skate., and Once Human. We matched them by the tags players give UNDEFEATED on Steam (Free to Play, Superhero, Open World, Action, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Grand Theft Auto V Legacy
Shared: Open World · Action · Multiplayer

Batman™: Arkham Knight
Shared: Superhero · Open World · Action

Marvel Rivals
Shared: Free to Play · Superhero · Multiplayer

skate.
Shared: Free to Play · Multiplayer · Action

Once Human
Shared: Free to Play · Open World · Multiplayer

Where Winds Meet
Shared: Free to Play · Open World · Multiplayer

Batman™: Arkham Origins
Shared: Superhero · Open World · Action

Halo Infinite
Shared: Free to Play · Multiplayer · Action

Grand Theft Auto IV: The Complete Edition
Shared: Open World · Action · Multiplayer

Just Cause™ 3
Shared: Open World · Action · Multiplayer

Just Cause 2
Shared: Open World · Action · Multiplayer

Marvel’s Spider-Man Remastered
Shared: Superhero · Open World · Action

Brawlhalla
Shared: Free to Play · Multiplayer · Fighting

Gotham Knights
Shared: Open World · Superhero · Action

Red Dead Redemption 2
Shared: Open World · Multiplayer · Action

Saints Row: The Third
Shared: Open World · Action · Sandbox

Saints Row IV: Re-Elected
Shared: Open World · Action · Superhero

Mount & Blade II: Bannerlord
Shared: Open World · Multiplayer · Action

LEGO® Marvel™ Super Heroes
Shared: Superhero · Open World · Action

Marvel's Spider-Man 2
Shared: Open World · Action · Superhero

Marvel’s Spider-Man: Miles Morales
Shared: Open World · Superhero · Action

Grand Theft Auto V Enhanced
Shared: Open World · Action · Multiplayer

Watch_Dogs® 2
Shared: Open World · Action · Multiplayer

Need for Speed™ Heat
Shared: Open World · Multiplayer · Action