GC4 Improvement Projects Table
| Improvement | Production Cost | Base Effects | Level Effects | Adjacency Level Bonuses | Requirements |
|---|---|---|---|---|---|
| -3 Manufacturing Cost | +2 Population Cap | Unavailable with flag Leaders Screen Unlocked | |||
| -45 Manufacturing Cost | Technology Required:
| ||||
| -20 Manufacturing Cost | +1 Maintenance
+0.20% Research |
+0.03% Research | +3 Research | Technology Required:
Unavailable for Race Trait:
| |
| -250 Manufacturing Cost
-1 Promethion Cost -3 Hyper Silicates Cost |
+0.25% Research | +0.05% Research | +2 Research | Technology Required:
Unavailable for Race Trait:
| |
| -90 Manufacturing Cost
-1 Promethion Cost |
+1 Maintenance
+1 Research |
+0.03% Research | +2 Research | Technology Required:
Unavailable for Race Trait:
Unavailable with Improvement:
| |
| -720 Manufacturing Cost
-3 Hyper Silicates Cost |
+ Control Per Turn
+-0.03 Approval +-0.2 Crime |
+0.03% Research
+-0.01 Crime |
+2 Research | Technology Required:
| |
| -400 Manufacturing Cost
-3 Promethion Cost |
+1 Maintenance
+0.2% Research +0.1% Influence Per Turn |
+0.03% Research | +3 Research | Technology Required:
Unavailable for Race Trait:
| |
| -320 Manufacturing Cost
-3 Promethion Cost |
+1 Maintenance
+0.1% Research |
+3 Research | Technology Required:
Unavailable for Race Trait:
| ||
| -200 Manufacturing Cost
-1 Elerium Cost |
+0.05% Research | +5 Research | Culture Required:
| ||
| -600 Manufacturing Cost
-5 Promethion Cost |
+3 Mass Cap
+.15% Mass Cap |
+0.03% Research | +2 Research | Culture Required:
| |
| -180 Manufacturing Cost | +% Research
+-0.05 Crime |
+0.01% Research | +1 Research | Technology Required:
Race Trait Required:
Unavailable with Improvement:
| |
| -60 Manufacturing Cost
-5 Promethion Cost |
+2 Research
+1 Population Cap |
+0.02% Research | +1 Research | Unlock Torian Academy required | |
| -60 Manufacturing Cost | +0.1 Crime | +0.01% Research | +1 Research | Unlock Crucible Lab required | |
| -60 Manufacturing Cost | Unlock Scan Planet required
Unavailable with counter Scan Planet | ||||
| -60 Manufacturing Cost | Sacred World required
Unlock Investigate Murder required | ||||
| -30 Manufacturing Cost | Mystery required | ||||
| -120 Manufacturing Cost
-2 Durantium Cost |
Citizen Race Required:
| ||||
| -800 Manufacturing Cost
-5 Promethion Cost -5 Precursor Nanites Cost |
+1 Maintenance
+0.15% Research |
+0.1% Research | +3 Research | Technology Required:
| |
| -250 Manufacturing Cost | |||||
| -200 Manufacturing Cost | Technology Required:
| ||||
| -100 Manufacturing Cost | Unlock Heritage required | ||||
| -200 Manufacturing Cost | Technology Required:
Planet Improvement Required:
| ||||
| -2500 Manufacturing Cost
-3 Promethion Cost |
Technology Required:
Unavailable for Race Trait:
| ||||
| -90 Manufacturing Cost
-1 Promethion Cost |
+1 Maintenance
+1 Intelligence +1 Research |
+0.02% Research | +2 Research | Unavailable
Unavailable for Race Trait:
| |
| -480 Manufacturing Cost
-3 Promethion Cost -3 Precursor Nanites Cost |
+3 Intelligence | +0.02% Research | +1 Research | Technology Required:
Unavailable for Race Trait:
| |
| -90 Manufacturing Cost | +0.1 Techapod Hive Income
+2 Max Manufacturing |
+2 Manufacturing | |||
| -120 Manufacturing Cost | +0.2 Techapod Hive Income
+2 Max Manufacturing |
+2 Manufacturing | Technology Required:
| ||
| -380 Manufacturing Cost | +0.3 Techapod Hive Income
+2 Max Manufacturing |
+2 Manufacturing | Technology Required:
| ||
| -90 Manufacturing Cost | +1 Maintenance
+0.1 Ultra Spice Income +2 Research |
+2 Research
+1 Wealth |
|||
| -120 Manufacturing Cost | +1 Maintenance
+0.2 Ultra Spice Income +3 Research |
+2 Research
+1 Wealth |
Technology Required:
| ||
| -380 Manufacturing Cost | +1 Maintenance
+0.5 Ultra Spice Income +4 Research |
+2 Research
+1 Wealth |
Technology Required:
| ||
| -75 Manufacturing Cost | +1 Maintenance
+0.04% Research |
+0.02% Research | +1 Research | ||
| -100 Manufacturing Cost | Technology Required:
Unavailable with counter Upgrade Research | ||||
| -100 Manufacturing Cost | Technology Required:
Counter Upgrade Research required Unavailable with counter Upgrade Research0 | ||||
| -150 Manufacturing Cost | Technology Required:
Counter Upgrade Research0 required Unavailable with counter Upgrade Research1 | ||||
| -200 Manufacturing Cost | Technology Required:
Counter Upgrade Research1 required Unavailable with counter Upgrade Research2 | ||||
| -300 Manufacturing Cost | Technology Required:
Counter Upgrade Research2 required Unavailable with counter Upgrade Research3 | ||||
| -400 Manufacturing Cost | Technology Required:
Counter Upgrade Research3 required Unavailable with counter Upgrade Research4 | ||||
| -500 Manufacturing Cost | Technology Required:
Counter Upgrade Research4 required Unavailable with counter Upgrade Research5 | ||||
| -360 Manufacturing Cost | +3 Research | Faction Has Plague required | |||
| -500 Manufacturing Cost | +0.1% Technology | +1 Research | +3 Research | Culture Required:
| |
| -2400 Manufacturing Cost | +0.50% Research | +0.05% Research | +3 Research | Culture Required:
| |
| +1 All Improvements | Collaborative Research required | ||||
| -60 Manufacturing Cost | Unlock The Opportunity Scan Planet required
The Opportunity Scannable World required Unavailable with counter Scan Planet | ||||
| -45 Manufacturing Cost | +1 Maintenance
+0.25% Research |
+0.02% Research | +1 Research | Technology Required:
Race Trait Required:
| |
| -300 Manufacturing Cost | Technology Required:
Race Trait Required:
Planet Improvement Required:
| ||||
| -50 Manufacturing Cost | +0.1 Pollution
+1 Maintenance +0.10% Research |
+1 Research | +1 Research | Technology Required:
Race Trait Required:
| |
| -50 Manufacturing Cost | --1 Diplomacy
+1 Maintenance +48 Sensor Range +1 Research +-0.3 Pollution |
+0.04% Research | +2 Research | Technology Required:
Race Trait Required:
| |
| -90 Manufacturing Cost | +1 Maintenance
+-0.05 Approval +1 Research |
+0.03% Research | +2 Research | Technology Required:
Race Trait Required:
Unavailable with Improvement:
| |
| -30 Manufacturing Cost | +1 Maintenance
+0.50% Intelligence |
+0.1% Intelligence | +1 Research | Technology Required:
Race Trait Required:
| |
| -50 Manufacturing Cost | +1 Maintenance | +0.03% Research | +2 Research | Race Trait Required:
| |
| -25 Manufacturing Cost | +1 Maintenance
+0.50 Approval +2 Intelligence |
+0.03% Research | +1 Manufacturing
+1 Research |
Citizen Race Required:
| |
| -25 Manufacturing Cost | +1 Maintenance | +0.01% Research | +1 Research | Race Trait Required:
| |
| -25 Manufacturing Cost | +1 Maintenance | +0.01% Research | +4 Research
+-1 Manufacturing |
Race Trait Required:
| |
| -35 Manufacturing Cost | +1 Maintenance
+1% Intelligence +0.1% Influence Per Turn |
+2 Research | Race Trait Required:
| ||
| -30 Manufacturing Cost | +2 Maintenance
+0.10% Research +0.1% Intelligence |
+0.1% Intelligence | +3 Research | Race Trait Required:
| |
| -55 Manufacturing Cost | +2 Sensor Range
+1 Maintenance |
+3 Sensor Range | Race Trait Required:
| ||
| +2 Research | +1 Research | Unavailable | |||
| -25 Manufacturing Cost | +1 Maintenance
+0.05% Research |
+0.1% Research | +2 Population
+1 Research |
Race Trait Required:
| |
| -40 Manufacturing Cost | +0.1 Research
+0.50% Intelligence |
+0.03% Research | +1 All Improvements | Race Trait Required:
| |
| -40 Manufacturing Cost | +0.12% Research
+0.10% Colony Gross Income |
+0.03% Research
+0.05% Colony Gross Income |
+1 Research | Race Trait Required:
| |
| +1 Research | +1 Research | Unavailable | |||
| -40 Manufacturing Cost | +1 Max Manufacturing
+1 Research |
+0.05% Research | +1 Research | Technology Required:
Race Trait Required:
| |
| -200 Manufacturing Cost | +1 Maintenance
+10 Sensor Range |
+1 Sensor Range | +1 Research | Unavailable
Requires Tales of Centauri DLC | |
| -200 Manufacturing Cost | +5 Research | +1 Research
+1 Wealth |
Unavailable
Requires Tales of Centauri DLC | ||
| -200 Manufacturing Cost | +1 Maintenance
+3 Intelligence |
+2 Research | Unavailable
Requires Tales of Centauri DLC | ||
| -200 Manufacturing Cost | +1 Maintenance
+3 Research |
+1 Research | +1 Research | Unavailable
Requires Tales of Centauri DLC | |
| -200 Manufacturing Cost | +1 Maintenance
+0.01% Research |
+0.1% Research | +3 Research | Unavailable
Requires Tales of Centauri DLC | |
| -200 Manufacturing Cost | +2 Maintenance
+1 Research |
+1 Research | +2 Research | Unavailable
Requires Tales of Centauri DLC |






















































