Games like Tomo Arena
Games like Tomo Arena include PUBG: BATTLEGROUNDS, NARAKA: BLADEPOINT, Warhammer 40,000: Space Marine 2, Marvel Rivals, and MADNESS: Project Nexus. We matched them by the tags players give Tomo Arena on Steam (Action, Casual, Battle Royale, Beat 'em up, and 3D Platformer): closest matches first, and among equally close ones the better-known games.

PUBG: BATTLEGROUNDS
Shared: Battle Royale · Action · Third-Person Shooter

NARAKA: BLADEPOINT
Shared: Battle Royale · Action · Third Person

Warhammer 40,000: Space Marine 2
Shared: Action · Third-Person Shooter · Third Person

Marvel Rivals
Shared: Action · Third-Person Shooter · Casual

MADNESS: Project Nexus
Shared: Beat 'em up · Action · Gore

Mecha BREAK
Shared: Action · Battle Royale · Third-Person Shooter

Battlefield™ 6
Shared: Action · Military · Battle Royale

s&box
Shared: Casual · Action · 3D Platformer

Resident Evil 3
Shared: Action · Zombies · Third Person

Rogue Company
Shared: Action · Third-Person Shooter · Battle Royale

Grand Theft Auto V Legacy
Shared: Action · Third Person · Third-Person Shooter

Resident Evil 4
Shared: Action · Third-Person Shooter · Zombies

ARMORED CORE™ VI FIRES OF RUBICON™
Shared: Action · Third Person · 3D

Call of Duty®: Modern Warfare® II
Shared: Action · Third-Person Shooter · Military

Farlight 84
Shared: Battle Royale · Third-Person Shooter · Third Person

Sifu
Shared: Action · Beat 'em up · Third Person

Warframe
Shared: Action · Third-Person Shooter · Third Person

Call of Duty®
Shared: Action · Military · War

ACE COMBAT™ 7: SKIES UNKNOWN
Shared: Military · Action · War

Resident Evil 6
Shared: Action · Third-Person Shooter · Zombies

HELLDIVERS™ 2
Shared: Action · Third-Person Shooter · Third Person

War Thunder
Shared: Action · Military · War

Warhammer 40,000: Space Marine - Anniversary Edition
Shared: Action · Third-Person Shooter · Third Person

Wild Assault
Shared: Action · Third-Person Shooter · Third Person