Single-player games like Zombie City Defense 2
Below are 14 single-player Steam games similar to Zombie City Defense 2, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Zombie City Defense 2 page.
Ranked picks
- 1

Breach & Clear: Deadline Rebirth (2016)
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Action and Strategy with Zombie City Defense 2.
A deadly new breed of human monster is on the rise, and it’s up to players to stop the infestation before it spreads. Breach & Clear: DEADline Rebirth is a new and greatly improved version of B&C: Deadline, the follow-up to Breach & Clear, the critically acclaimed hybrid tactical strategy game.
- 2

Men of War: Assault Squad 2
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Action and Strategy with Zombie City Defense 2.
Men of War: Assault Squad 2 expands the real-time tactics series with new skirmish missions, massive multiplayer battles, enhanced visuals, improved AI, and full Direct Control. Command five factions across 65 maps, 250 vehicles, and 200 soldiers in one of the most detailed WWII RTS experiences.
- 3

First Strike
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Action and Strategy with Zombie City Defense 2.
FIRST STRIKE is a fast paced real time strategy game where you play one of the twelve biggest nuclear superpowers of the world – from known superpowers like the USA to an upstart hellraiser like North Korea – and try to be the last one remaining when the whole world blows to smithereens.
- 4

Steel Division: Normandy 44
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Action and Strategy with Zombie City Defense 2.
Steel Division: Normandy is a tactical real-time strategy (RTS) game that pits players against AI enemies in a single-player campaign -- or against several opponents in massive 10-on-10 multiplayer battles.
- 5

Steel Division 2
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Action and Strategy with Zombie City Defense 2.
Steel Division 2 is a historically-accurate WW2 real-time strategy game set on the Eastern Front. Features 1:1-scale turn-based army management and real-time tactical battles with thousands of men at your order.
- 6

Men of War: Assault Squad
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Strategy with Zombie City Defense 2.
Men of War: Assault Squad delivers a deeply tactical WWII experience, blending large-scale strategy with intense, hands-on combat. Fight across multiple fronts – from European countryside to Pacific jungles and command every unit and every bullet on the battlefield.
- 7

Eternal Starlight VR
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Action and Strategy with Zombie City Defense 2.
Activate your Neural Link to gain an omniscient view of the battlefield. Experience the conflict at any scale, as you plot the course that will lead your fleet to victory. Eternal Starlight is a tactical space combat game, built from the ground up for VR.
- 8

MarZ: Tactical Base Defense
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Strategy and Indie with Zombie City Defense 2.
Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.
- 9

EMERGENCY
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Action and Strategy with Zombie City Defense 2.
Save lives – be a hero! Join forces against the chaos in the newest title of the award-winning EMERGENCY series. Take up your shift as incident commander and coordinate with other players to fight fires, arrest gangsters and rescue injured civilians. Your city needs you!
- 10

Radio Commander VR
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Strategy and Indie with Zombie City Defense 2.
Radio Commander now in VR! Be there, right next to the battlefield, in a commander’s tent in the middle of a Vietnamese jungle. Step into the shoes of an experienced leader and lead your soldiers to victory… or at least give them a chance to survive the Vietnam hell.
- 11

Radio Commander: Pacific '41
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Strategy with Zombie City Defense 2.
Command operations in the Pacific War by analyzing reports, issuing radio orders, and making strategic decisions. This new title in the Radio Commander series enhances realism, focusing on situational awareness built through radio communications.
- 12

Click and Conquer
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Strategy and Simulation with Zombie City Defense 2.
Click and Conquer is a short, relaxing incremental game. Drop bombs through the fog of war, uncover hidden enemies, collect rewards, and spend currency to boost passive income, increase bombing power, and unlock new maps.
- 13

Oblivion
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Indie with Zombie City Defense 2.
Oblivion is a short, story-driven first-person horror game. Uncover the truth hidden within an abandoned school — but beware, some memories were never meant to return.
- 14

Into the Void
Single-player alternative to Zombie City Defense 2 — playable solo, no multiplayer required. Shares Strategy and Indie with Zombie City Defense 2.
Into the Void is a strategy RPG and exploration sci-fi game with an epic story and intense battles. Travel through space and discover the origin of a cosmic threat which destroyed Earth centuries ago. Fight or cooperate with the different factions; be a leader !