Games like RIFTFALL
Games like RIFTFALL include CULTIC, MULLET MADJACK, Warhammer 40,000: Boltgun, DOOM, and Killing Floor 3. We matched them by the tags players give RIFTFALL on Steam (Boomer Shooter, FPS, PvE, Shooter, and Arcade): closest matches first, and among equally close ones the better-known games.

CULTIC
Shared: Boomer Shooter · FPS · Shooter

MULLET MADJACK
Shared: Boomer Shooter · FPS · Arcade

Warhammer 40,000: Boltgun
Shared: Boomer Shooter · FPS · Shooter

DOOM
Shared: FPS · Shooter · Action

Killing Floor 3
Shared: FPS · PvE · Shooter

DUSK
Shared: Boomer Shooter · FPS · Shooter

Deep Rock Galactic
Shared: PvE · FPS · Shooter

Starship Troopers: Extermination
Shared: FPS · First-Person · Action

METAL EDEN
Shared: FPS · Shooter · Boomer Shooter

Turbo Overkill
Shared: Boomer Shooter · FPS · Shooter

Black Mesa
Shared: FPS · Shooter · First-Person

Forgive Me Father
Shared: Boomer Shooter · FPS · Shooter

Serious Sam: Siberian Mayhem
Shared: Boomer Shooter · Shooter · First-Person

HROT
Shared: FPS · Boomer Shooter · Shooter

Trepang2
Shared: FPS · Shooter · Horror

DOOM Eternal
Shared: FPS · Shooter · Action

Half-Life 2
Shared: FPS · Shooter · Action

Ion Fury
Shared: Boomer Shooter · FPS · Shooter

Ready or Not
Shared: FPS · Shooter · Horror

RoboCop: Rogue City
Shared: FPS · Shooter · First-Person

Anger Foot
Shared: FPS · Boomer Shooter · Arcade

Apex Legends™
Shared: FPS · Shooter · First-Person

Aimlabs
Shared: FPS · Shooter · First-Person

BRAZILIAN DRUG DEALER 3: I OPENED A PORTAL TO HELL IN THE FAVELA TRYING TO REVIVE MIT AIA I NEED TO CLOSE IT
Shared: Boomer Shooter · FPS · Shooter