| Infobox | |
|---|---|
| Price 2012 | 60  , 100 
|
| Price 2013 | 25 , 110
|
| Price 2014 | 50 , 115 
|
| Staff required | 35 employees |
| Energy units consumed | 40 units |
| XP gained for constructing | 500 XP |
| Size | 5x5 tiles |
| Time to 100% accumulation | 4:00:00 |
| Must be placed on | Land |
| Road required | Yes |
| Max number of facilities | 3 |
| Available from |
March 16, 2012, for 5 days |
|
Construction / Upgrading | Income 
|
Repair 
|
Yield/hour/tile | ||||
|---|---|---|---|---|---|---|---|---|
| Costs | Time | 
|
|
|
|
|
| |
| Initially | 6:00:00 | $ 2,800 | 10 | $ 9,000 | 17 | $ 21 | 0.11 | |
| Level 1 | $ 11,250 | 3:00:00 | $ 3,219 | 11 | $ 10,800 | 17 | $ 24 | 0.12 |
| Level 2 | $ 19,125 | 3:54:00 | $ 3,702 | 12 | $ 12,960 | 18 | $ 27 | 0.13 |
| Level 3 | $ 32,512 | 5:04:12 | $ 4,258 | 13 | $ 15,552 | 18 | $ 30 | 0.14 |
| Level 4 | $ 55,271 | 6:35:27 | $ 4,897 | 14 | $ 18,662 | 19 | $ 34 | 0.15 |
| Level 5 | $ 93,961 | 8:34:05 | $ 5,631 | 15 | $ 22,394 | 19 | $ 39 | 0.16 |
| Profitability per hour per tile at Level 5 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Totems of prosperity → |
At 70% accumulation | At 100% accumulation | |||||||
| 0 | 1 | 2 | 3 | 0 | 1 | 2 | 3 | ||
| Oracles of fortifi- cation |
0 | $ 32 | $ 37 | $ 42 | $ 48 | $ 39 | $ 44 | $ 50 | $ 55 |
| 1 | $ 34 | $ 39 | $ 45 | $ 50 | $ 40 | $ 46 | $ 51 | $ 57 | |
| 2 | $ 36 | $ 42 | $ 47 | $ 53 | $ 42 | $ 48 | $ 53 | $ 59 | |
| 3 | $ 39 | $ 44 | $ 50 | $ 55 | $ 44 | $ 49 | $ 55 | $ 60 | |