Games like Gunnheim: Remastered
Games like Gunnheim: Remastered include HELLDIVERS™ Dive Harder Edition, SYNTHETIK: Legion Rising, HELLDIVERS™ 2, Overcooked! 2, and Relic Hunters Zero: Remix. We matched them by the tags players give Gunnheim: Remastered on Steam (Twin Stick Shooter, Online Co-Op, Action Roguelike, Local Co-Op, and Top-Down Shooter): closest matches first, and among equally close ones the better-known games.

HELLDIVERS™ Dive Harder Edition
Shared: Online Co-Op · Twin Stick Shooter · Top-Down Shooter

SYNTHETIK: Legion Rising
Shared: Top-Down Shooter · Action Roguelike · Online Co-Op

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

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

Relic Hunters Zero: Remix
Shared: Twin Stick Shooter · Action Roguelike · Top-Down Shooter

Ship of Fools
Shared: Online Co-Op · Local Co-Op · Action Roguelike

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

Risk of Rain Returns
Shared: Online Co-Op · Action Roguelike · Local Co-Op

Enter the Gungeon
Shared: Action Roguelike · Local Co-Op · Twin Stick Shooter

Risk of Rain 2
Shared: Action Roguelike · Co-op · Online Co-Op

ANVIL
Shared: Online Co-Op · Action Roguelike · Top-Down Shooter

Voidigo
Shared: Twin Stick Shooter · Action Roguelike · Local Co-Op

Nation Red
Shared: Online Co-Op · Top-Down Shooter · Twin Stick Shooter

Bopl Battle
Shared: Online Co-Op · Local Co-Op · 4 Player Local

Nine Parchments
Shared: Top-Down Shooter · Local Co-Op · 4 Player Local

SYNTHETIK 2
Shared: Twin Stick Shooter · Action Roguelike · Top-Down Shooter

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

Nuclear Throne
Shared: Action Roguelike · Top-Down Shooter · Action

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

The Ascent
Shared: Top-Down Shooter · Co-op · Twin Stick Shooter

The Spell Brigade
Shared: Online Co-Op · Action Roguelike · Co-op

Gunfire Reborn
Shared: Online Co-Op · Co-op · Action Roguelike

Blazing Beaks
Shared: Action Roguelike · Top-Down Shooter · Local Co-Op

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