The Steam Age is age 4 of 9. The colony is set in steam age: the bedroom floor. Moving on to the next age needs the gate research, which costs 800.52B Materials.
Research
| Tech | Effect | Time |
|---|---|---|
| Steam power | Power Source becomes steam (+25% to its multiplier); unlocks the Charger Boiler | 45 min |
| Coal mining | +20% Materials; unlocks the Coal Pit | 60 min |
| Rails | +10% all production; unlocks Rail Tunnels | 90 min |
| Mass production | Buildings hold 20% more staff | 120 min |
| Exploration II | Opens the whole bedroom on the Exploration map | 150 min |
| The Great Escape | Leave the farm: the reveal cutscene, and the Backyard opens (needs Nest level 70, 28 cards, all Steam nodes) | 0 min |
| Pressure valves | +10% to the Power Source multiplier | 120 min |
| Steam nurseries | +20% births | 90 min |
| Boiler warmth | Offline full-rate window +2 hours | 150 min |
| Clockwork diggers | +15% excavation finds | 90 min |
| Steam rafts | +15% gathering yield | 150 min |
| Kettle steam | +5% all production: warm air from the kettle speeds everyone up | 40 min |
| Biscuit mills | +12% Food: biscuit crumbs ground to fine meal | 60 min |
| Carpet galleries | +10% room for ants: galleries under the carpet pile | 40 min |
| Work whistles | +5% ants per building: shifts start on a signal | 60 min |
| Brass greaves | +12% combat damage: brass flakes guard the legs | 40 min |
| Floorboard runs | +10% expedition rewards: fast runs along the floorboard gaps | 60 min |
Buildings
- Charger Boiler: +2% Power Source multiplier per level
- Coal Pit: Materials per builder
- Rail Tunnels: +0.5% all production per level
Quests
| # | Quest | Objective |
|---|---|---|
| 1 | Quick study | Research Kettle steam |
| 2 | Grow the Nest | Upgrade the Nest to level 35 |
| 3 | More mouths | Upgrade the Brood Chamber to level 18 |
| 4 | New ground | Build the Charger Boiler to level 10 |
| 5 | Break ground | Build the Charger Boiler to level 3 |
| 6 | First discoveries | Research Steam power |
| 7 | Keep it coming | Build the Forager Trail to level 21 |
| 8 | Gather the cast | Find 4 new cards from the Steam set |
| 9 | A second idea | Research Carpet galleries |
| 10 | The wider world | Explore 15 tiles |
| 11 | Take the high ground | Capture the Under the Bed combat node |
| 12 | Hold back the tide | Clear wave 45 |
| 13 | Build big | Build the Coal Pit to level 25 |
| 14 | Ask and answer | Answer 5 Codex questions this age |
| 15 | The gate | Research The Great Escape |
Cards first found
Bullet ant, Argentine ant, Pharaoh ant, Isaac Newtant, Johantes Kepler, Cockroach, Metal Golem ant, Pencil Sharpener, European fire ant, Red harvester ant, Longhorn crazy ant, Little fire ant, Large blue butterfly, Phorid fly, Ant plant, Wattle seed
Enemies
Silverfish swarm (swarm), Moth (flying), Cockroach (armoured), House centipede (fast), Dragonfly (flying)
Music
- Kettle Song
- Little Engines