Games like Endzone Girls
Games like Endzone Girls include They Are Billions, Plants vs. Zombies GOTY Edition, Creeper World 3: Arc Eternal, This War of Mine, and Infection Free Zone. We matched them by the tags players give Endzone Girls on Steam (Strategy, Tower Defense, RTS, Top-Down, and 2D): closest matches first, and among equally close ones the better-known games.

They Are Billions
Shared: Strategy · RTS · Tower Defense

Plants vs. Zombies GOTY Edition
Shared: Tower Defense · Strategy · Zombies

Creeper World 3: Arc Eternal
Shared: Strategy · Tower Defense · RTS

This War of Mine
Shared: Strategy · War · Survival

Infection Free Zone
Shared: Strategy · Post-apocalyptic · Base Building

Mindustry
Shared: Tower Defense · Strategy · RTS

Frostpunk
Shared: Strategy · Post-apocalyptic · Survival

Grim Nights
Shared: Strategy · Tower Defense · 2D

Oxygen Not Included
Shared: Base Building · 2D · Strategy

Diplomacy is Not an Option
Shared: RTS · Zombies · Base Building

Plague Inc: Evolved
Shared: Strategy · Zombies · Simulation

Minimalist Tower Defense
Shared: Strategy · Tower Defense · Top-Down

Sheltered
Shared: Strategy · Post-apocalyptic · Base Building

From Glory To Goo
Shared: Strategy · Tower Defense · RTS

Rise to Ruins
Shared: Tower Defense · Strategy · Base Building

Warpips
Shared: Strategy · Tower Defense · RTS

Company of Heroes 2
Shared: Strategy · RTS · War

Age of Empires III: Definitive Edition
Shared: Strategy · RTS · Base Building

Starship Troopers: Terran Command
Shared: Strategy · RTS · War

Age of Empires II (Retired)
Shared: Strategy · RTS · Base Building

7 Days to Die
Shared: Zombies · Survival · Post-apocalyptic

Infested Planet
Shared: Strategy · Tower Defense · RTS

RimWorld
Shared: Strategy · Base Building · Survival

Rusted Warfare - RTS
Shared: Strategy · RTS · 2D