Games like Feral Echoes
Games like Feral Echoes include Warframe, Borderlands 2, Counter-Strike 2, BioShock Infinite, and PUBG: BATTLEGROUNDS. We matched them by the tags players give Feral Echoes on Steam (Action, RPG, Action RPG, Shooter, and FPS): closest matches first, and among equally close ones the better-known games.

Warframe
Shared: Action RPG · Action · RPG

Borderlands 2
Shared: Action · Shooter · RPG

Counter-Strike 2
Shared: Shooter · Action · FPS

BioShock Infinite
Shared: Action · Shooter · FPS

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · FPS

PAYDAY 2
Shared: Action · FPS · Looter Shooter

Borderlands 3
Shared: RPG · Looter Shooter · FPS

The First Descendant
Shared: Looter Shooter · RPG · Action

Borderlands Game of the Year Enhanced
Shared: Shooter · FPS · Action

Tom Clancy’s The Division™
Shared: Action · Looter Shooter · RPG

Black Myth: Wukong
Shared: Action · Action RPG · RPG

Aimlabs
Shared: Action · FPS · Shooter

Fallout 4
Shared: RPG · Shooter · Action

OUTRIDERS
Shared: RPG · Action · Looter Shooter

Borderlands 4
Shared: FPS · Looter Shooter · Action RPG

Call of Duty®
Shared: Action · FPS · Shooter

Team Fortress 2
Shared: Action · Shooter · FPS

Call of Duty®: Modern Warfare® II
Shared: Action · Shooter · FPS

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

Gunfire Reborn
Shared: FPS · Action · Looter Shooter

Escape From Duckov
Shared: Action · Shooter · Looter Shooter

Borderlands: The Pre-Sequel
Shared: Action · FPS · RPG

Freeman: Guerrilla Warfare
Shared: Action · Shooter · RPG

STAR WARS™ Battlefront II (Classic, 2005)
Shared: Action · Shooter · FPS