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100.00%
Exemplary Core Maintenance
Complete a contract so that the core's health is greater than 90%
100.00%
Welcome to Drill Core
Finish your first contract
100.00%
Descending Deeper
Reach 300 meter depth
100.00%
Ripley's effect
Kill 1500 Aliens (cumulative)
100.00%
Small-Sized Business
Have a team of 8 or more
100.00%
Investment Strategist
Buy an upgrade
100.00%
Earthcrusher assistant
Upgrade Earthcrusher platform to level 4
100.00%
Days Without Incident: 0
Lose more than 6 employee in a day
100.00%
Bug-Buster
Survive the first night
100.00%
Survival At All Costs
Survive 10 nights
100.00%
Pest Management Specialist
Complete 3 contracts
100.00%
Pest Control
Kill 100 Aliens (cumulative)