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Build your city block by block and defeat waves of mechs in this tower defense roguelike! Combine powerful cannons with unique effects to survive the unforgiving wasteland and explore the underground to gather resources and find powerful relics.


As of —
30-day average
—No reading yet
Polled every 30 days
No price on the US Steam store for Cannon Keep: free, not yet for sale, or not checked yet.
| Data | Collected | Observed since | Last success |
|---|---|---|---|
| News and patch notes | Every 30 days (dormant tier) | 22 Oct 2026 | |
| Player counts | Every 30 days (dormant tier) | — | — |
| Store details | Weekly, and when Steam reports a change | 19 Oct 2026 |
Busier games are polled more often. Source: Steam Web API. Not affiliated with Valve.