The Citadel Must Hold

Fantasy RTS - City Builder - Survival

Build your fortress-city. Explore the wilds. Survive the Monster Tides.

Lead heroes beyond the walls, claim ancient powers, shape each run through Oaths and Decrees, and prepare your Citadel for an overwhelming siege.

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Trailer

Hold the walls when the tide arrives

Core Gameplay

A city, a frontier, and a siege that never stops growing

Placing a gate while expanding a growing fortress-city

Raise a living fortress-city

Secure resources, construct an economy, train an army, and shape walls, gates, and towers around the terrain.

A selected hero and army discovering a wilderness stronghold

Venture beyond the walls

Lead heroes through the fog, defeat guardians, uncover Places of Power, and return with rewards that can transform the run.

Defenders fighting monsters at a breached city wall

Survive the Monster Tides

Prepare during uneasy periods of peace, then command your forces as escalating hordes crash against the Citadel.

A strategic choice screen showing an oath that changes the run

Run Choices

No two Citadels fight the same way

Choose one Founding Oath at the beginning of a run, then gain Rally Decrees after surviving Monster Tides. Each choice can reshape the city, the economy, the army, and the risks you are willing to accept.

Combine restrictions, bonuses, upgrades, and special abilities.
Adapt your fortress plan around the choices offered during that run.
Turn survival into momentum before the next tide arrives.

Features

Strategic pressure from the first wall to the final wave

Build a fortress-city

Plan districts, reinforce choke points, and turn the Citadel into a working war machine.

Command heroes and armies

Lead heroes and trained units in real time as threats close from every direction.

Explore a dangerous wilderness

Push through fog, scout routes, and decide when the reward is worth the risk.

Claim Places of Power

Defeat guardians and secure ancient sites that can change the shape of a run.

Shape each run through Oaths and Decrees

Accept defining choices that add constraints, rewards, and new strategic paths.

Endure escalating Monster Tides

Every reprieve is a chance to rebuild before the next siege grows stronger.

Screenshots

From first outpost to desperate last stand

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