Games like Military Base War
Games like Military Base War include Escape From Duckov, SNKRX, Planes, Bullets and Vodka, BALL x PIT, and Sky Force Reloaded. We matched them by the tags players give Military Base War on Steam (Action, Top-Down Shooter, Casual, Arcade, and Arena Shooter): closest matches first, and among equally close ones the better-known games.

Escape From Duckov
Shared: Action · Top-Down Shooter · Shooter

SNKRX
Shared: Top-Down Shooter · Arena Shooter · Arcade

Planes, Bullets and Vodka
Shared: Action · Casual · Arcade

BALL x PIT
Shared: Action · Arcade · Top-Down Shooter

Sky Force Reloaded
Shared: Top-Down Shooter · Arcade · Action

UpGun
Shared: Casual · Shooter · Arcade

Zombieville USA 3D
Shared: Action · Top-Down Shooter · Arcade

Cyberhunt
Shared: Action · Casual · Arcade

State of Anarchy: Master of Mayhem
Shared: Action · Top-Down Shooter · Shooter

Deployment
Shared: Top-Down Shooter · Action · Arena Shooter

Halo: Spartan Assault
Shared: Action · Top-Down Shooter · Shooter

Sektori
Shared: Arcade · Top-Down Shooter · Arena Shooter

Chippy
Shared: Top-Down Shooter · Arena Shooter · Arcade

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · Survival

Nova Drift
Shared: Arcade · Arena Shooter · Action

Kill The Crows
Shared: Action · Arcade · Top-Down Shooter

Bit Blaster XL
Shared: Arcade · Action · Shooter

Crimsonland
Shared: Action · Top-Down Shooter · Shooter

Arms of God
Shared: Top-Down Shooter · Action · Arena Shooter

12 is Better Than 6
Shared: Action · Top-Down Shooter · Shooter

State of Anarchy
Shared: Action · Casual · Top-Down Shooter

Deep Rock Galactic: Survivor
Shared: Top-Down Shooter · Action · Arena Shooter

The Hong Kong Massacre
Shared: Action · Top-Down Shooter · Shooter

RUNNING WITH RIFLES
Shared: Action · Top-Down Shooter · Top-Down