Games like Running Robot Man 4
Games like Running Robot Man 4 include Risk of Rain 2, Warhammer 40,000: Space Marine 2, Gunfire Reborn, PEAK, and Ravenswatch. We matched them by the tags players give Running Robot Man 4 on Steam (Third-Person Shooter, Action Roguelike, Multiplayer, Action, and Roguelite): closest matches first, and among equally close ones the better-known games.

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

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

Gunfire Reborn
Shared: Roguelite · Multiplayer · Co-op

PEAK
Shared: Multiplayer · Co-op · Action Roguelike

Ravenswatch
Shared: Action Roguelike · Co-op · Action

Crab Champions
Shared: Action Roguelike · Multiplayer · Third-Person Shooter

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

Streets of Rogue
Shared: Action Roguelike · Multiplayer · Roguelite

Heroes of Hammerwatch
Shared: Action Roguelike · Roguelite · Multiplayer

PUBG: BATTLEGROUNDS
Shared: Multiplayer · Third-Person Shooter · Action

Wizard of Legend
Shared: Action Roguelike · Action · Multiplayer

Children of Morta
Shared: Multiplayer · Action Roguelike · Roguelite

Hades
Shared: Action Roguelike · Roguelite · Action

Ember Knights
Shared: Action Roguelike · Multiplayer · Co-op

Enter the Gungeon
Shared: Action Roguelike · Multiplayer · Dungeon Crawler

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

REMNANT II®
Shared: Third-Person Shooter · Action · Co-op

NECROPOLIS: BRUTAL EDITION
Shared: Action Roguelike · Co-op · Action

Shape of Dreams
Shared: Action Roguelike · Co-op · Roguelite

The Spell Brigade
Shared: Action Roguelike · Roguelite · Co-op

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

Resident Evil 6
Shared: Third-Person Shooter · Action · Co-op

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

Risk of Rain (2013)
Shared: Action Roguelike · Action · Co-op