Games like Nano.wars
Games like Nano.wars include Counter-Strike 2, Battlefield™ 2042, Titanfall® 2, Call of Duty®, and Half-Life 2. We matched them by the tags players give Nano.wars on Steam (Action, Casual, Exploration, Shooter, and Arena Shooter): closest matches first, and among equally close ones the better-known games.

Counter-Strike 2
Shared: Shooter · Action · FPS

Battlefield™ 2042
Shared: Shooter · Action · FPS

Titanfall® 2
Shared: Shooter · Action · FPS

Call of Duty®
Shared: Action · Shooter · FPS

Half-Life 2
Shared: Action · FPS · Shooter

Black Mesa
Shared: Action · FPS · Shooter

Call of Duty®: Black Ops III
Shared: Action · Shooter · FPS

BioShock Infinite
Shared: Action · Shooter · FPS

Deep Rock Galactic
Shared: Shooter · FPS · Exploration

Echo Point Nova
Shared: Shooter · Exploration · Action

DOOM
Shared: Action · Shooter · FPS

Bright Memory: Infinite
Shared: Action · Shooter · FPS

Counter-Strike: Source
Shared: Action · Shooter · FPS

Fallout 4
Shared: Exploration · Shooter · Action

Ravenfield
Shared: Shooter · Action · FPS

Halo Infinite
Shared: Action · Shooter · FPS

Apex Legends™
Shared: Shooter · Action · FPS

Battlefield™ 1
Shared: Action · FPS · Shooter

Call of Duty®: Black Ops II
Shared: Action · Shooter · FPS

Call of Duty®: Modern Warfare® 3 (2011)
Shared: Action · Shooter · FPS

SUPERHOT
Shared: Action · FPS · Shooter

KovaaK's
Shared: Action · Shooter · FPS

Call of Duty®: Modern Warfare® 2 (2009)
Shared: Action · Shooter · FPS

Aimlabs
Shared: Action · Shooter · FPS