Games like AS ABOVE SO BELOW
Games like AS ABOVE SO BELOW include PUBG: BATTLEGROUNDS, Aimlabs, GoreBox, Fallout 4, and Military Conflict: Vietnam. We matched them by the tags players give AS ABOVE SO BELOW on Steam (Exploration, FPS, Third-Person Shooter, Interactive Fiction, and Sandbox): closest matches first, and among equally close ones the better-known games.

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

Aimlabs
Shared: FPS · Third-Person Shooter · Simulation

GoreBox
Shared: FPS · Sandbox · PvE

Fallout 4
Shared: Exploration · FPS · RPG

Military Conflict: Vietnam
Shared: FPS · Third-Person Shooter · PvE

Black Desert
Shared: Exploration · Sandbox · PvP

s&box
Shared: Sandbox · FPS · Third-Person Shooter

Slime Rancher
Shared: Exploration · Sandbox · Adventure

Tomb Raider Game of the Year
Shared: Exploration · Third-Person Shooter · Female Protagonist

Garry's Mod
Shared: Sandbox · FPS · First-Person

Mirror 2: Project X
Shared: Interactive Fiction · FPS · 3D

Rust
Shared: Sandbox · PvP · FPS

Mortal Online 2
Shared: Sandbox · Exploration · PvP

Squad
Shared: FPS · PvE · PvP

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

Deep Rock Galactic
Shared: FPS · PvE · Exploration

Avorion
Shared: Exploration · Sandbox · PvE

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

Fallout: New Vegas
Shared: Exploration · FPS · RPG

EVE Online
Shared: Exploration · Sandbox · Adventure

A Plague Tale: Requiem
Shared: Exploration · Interactive Fiction · Female Protagonist

Disney Dreamlight Valley
Shared: Exploration · Sandbox · Character Customization

Warframe
Shared: Third-Person Shooter · PvE · Character Customization

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