Games like ToyStorm
Games like ToyStorm include PUBG: BATTLEGROUNDS, Marvel Rivals, UpGun, Pixel Gun 3D: PC Edition, and Apewar. We matched them by the tags players give ToyStorm on Steam (Arena Shooter, Third-Person Shooter, Action, Casual, and Shooter): closest matches first, and among equally close ones the better-known games.

PUBG: BATTLEGROUNDS
Shared: Shooter · Third-Person Shooter · PvP

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

UpGun
Shared: Casual · Shooter · PvP

Pixel Gun 3D: PC Edition
Shared: PvP · Action · Shooter

Apewar
Shared: Action · Arena Shooter · Shooter

World of Warships
Shared: Third-Person Shooter · Shooter · Multiplayer

Grand Theft Auto V Legacy
Shared: Action · Multiplayer · Shooter

The Mean Greens - Plastic Warfare
Shared: Action · Third-Person Shooter · Shooter

Stick Fight: The Game
Shared: Action · Multiplayer · PvP

Gang Beasts
Shared: Action · Multiplayer · Casual

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

STAR WARS™ Battlefront™ II
Shared: Third-Person Shooter · Shooter · Multiplayer

Plants vs. Zombies: Battle for Neighborville™
Shared: Third-Person Shooter · Multiplayer · Shooter

ARC Raiders
Shared: Third-Person Shooter · PvP · Multiplayer

Risk of Rain 2
Shared: Third-Person Shooter · Action · Multiplayer

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

THE FINALS
Shared: PvP · Shooter · Multiplayer

Worms Rumble
Shared: Arena Shooter · Action · Multiplayer

Crab Champions
Shared: Third-Person Shooter · Multiplayer · Arcade

Party Animals
Shared: Casual · Multiplayer · Action

STAR WARS™ Battlefront II (Classic, 2005)
Shared: Action · Third-Person Shooter · Shooter

Brawlhalla
Shared: Casual · Multiplayer · Action

Paladins®
Shared: Action · Shooter · Multiplayer

Just Cause™ 3
Shared: Action · Third-Person Shooter · Multiplayer