City42 under an overcast sky, defense rooftops in the foreground and the core tower on the horizon.

Final vision concept — in development

Firewall Core: Holding · Release December 1, 2027

The city falls one district at a time. So does the enemy.

Command seven defense systems across six converging routes, survive forty-two escalating waves, and decide when to hold, retreat, or take the city back.

Explore City42 Meet the Defenders

42Waves

7Defenses

9Enemy families

6Routes

4Sectors

1Final core

The inner security ring around the Firewall Core where four approaches converge.

One final core

Everything converges here

Six roads enter from four directions and compress into four defended approaches. At the center: the last protected core of City42.

The world of City42

The campaign

Four sectors, one operation

Industrial Perimeter

Waves 1–10

Wide interception zones and the first Command Engine.

Blackout District

Waves 11–20

The grid becomes the battlefield.

Data Exchange

Waves 21–30

The digital front tests your electronic warfare line.

Final Firewall Base

Waves 31–42

Four approaches, one core, everything you preserved.

The full campaign

The arsenal

Seven systems, no universal answer

Ground pressure

Kinetic Autocannon

Rapid fire against fast, unarmored targets.

Electronic warfare

Signal Jammer

Interrupts hacks, disrupts drones and networks.

Swarm control

Pulse Array

Disables clustered light enemies at short range.

Anti-armor

Rail Armor Breaker

Very-long-range penetration of armor and shields.

Air defense

Flak Interceptor

Air-only curtains against drones and skimmers.

Area denial

Mortar Platform

Indirect fire on concentrations and rear support.

Support

Command Relay

Coordination, acquisition, and power efficiency.

Tiers I–III

Every system evolves

Changing silhouettes, three specializations each.

Know the enemy

Nine families, every one readable

Runners, swarms, crawlers, shield carriers, hack drones, skimmers, disruptors, breachers — and the Command Engine. Each with visible weak points and a counter you can build.

Enemy intelligence The counter matrix

Threat	Counter it owns	Costly mistake
Armored Crawler	Rail Armor Breaker	Kinetic spam
Hack Drone	Jammer + Flak	No air line
Machine Swarm	Pulse + Mortar	Single-target fire

Post-operation debrief with specialists reviewing earned experience and module choices. — Post-operation debrief — final vision concept

The defenders

Operators who earn their levels

Seven specialists — one for each defense family. Experience comes only from completed operations, and every level unlocks choices, not automatic superiority. No loot boxes. No paid power. No timers.

Meet the roster

Two ways to war