Games like To Save A Planet
Games like To Save A Planet include Orcs Must Die! 3, Orcs Must Die! 2, HELLDIVERS™ 2, Orcs Must Die!, and Warhammer 40,000: Space Marine 2. We matched them by the tags players give To Save A Planet on Steam (Tower Defense, Third Person, Indie, Flight, and Strategy): closest matches first, and among equally close ones the better-known games.

Orcs Must Die! 3
Shared: Tower Defense · Strategy · Third Person

Orcs Must Die! 2
Shared: Tower Defense · Strategy · Indie

HELLDIVERS™ 2
Shared: PvE · Third-Person Shooter · Action

Orcs Must Die!
Shared: Tower Defense · Third Person · Strategy

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

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · Third-Person Shooter

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

The Callisto Protocol™
Shared: Third Person · Third-Person Shooter · PvE

Caster
Shared: Indie · Action · Third Person

Hitman: Absolution
Shared: Third Person · Action · Third-Person Shooter

Tomb Raider Game of the Year
Shared: Third Person · Action · Third-Person Shooter

ARC Raiders
Shared: PvE · Third-Person Shooter · Third Person

Predecessor
Shared: Third Person · Action · PvE

World of Warships
Shared: Third-Person Shooter · Shooter · 3D

Warframe
Shared: Third Person · Action · Third-Person Shooter

The Bureau: XCOM Declassified
Shared: Third Person · Action · Third-Person Shooter

Kingdom Rush - Tower Defense
Shared: Tower Defense · Strategy · Action

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

STAR WARS™ Battlefront II (Classic, 2005)
Shared: Action · Shooter · Third-Person Shooter

The Killing Antidote
Shared: Third Person · Action · Third-Person Shooter

Plants vs. Zombies: Battle for Neighborville™
Shared: Third-Person Shooter · Tower Defense · PvE

Chorus
Shared: Indie · Action · Flight

Rock 'N' Roll Defense
Shared: Tower Defense · Strategy · Indie

Sang-Froid - Tales of Werewolves
Shared: Tower Defense · Strategy · Indie