Glossary

Area
Every 9 blocks underground you dig deeper, you unlock an area. You can build 1 Mining station in every area.

Blocks
The layers of dirt you have to dig through. Breaking through each block will give you some resources (2% chance for a rare). Blocks will have more hitpoints when you go deeper.

Buildings
They can be built above the ground for different functions. With the exception for Mining stations, which can be built underground (1 in each area) Certain buildings require you to have reached a certain area before you can build or upgrade them.

Chests
Bought with Crystals, or by watching an advertisement. They contain resources and Rares.

Corrupted Block
Stronger blocks that are corrupted by an Elder. These blocks can heal, so you might need to level more if you want to destroy them. They have 20% chance of dropping a rare when destroyed.

Crystals
Currency you can either buy with real money, or get from completing quests. Crystals are used to fast forward building/upgrading times, boost buildings, buying extra coins and for upgrading the Drone Bay.

Dust
Rare items can be disenchanted into dust 1 to 1. Later you can make a rare item of your choice from 6 dust.

Elder
Also known as the boss of a Zone. Will drop a rare and resources when defeated. If you need help with defeating them, go to the guide.

Rare resources
Rare resources are gathered by defeating elders, small chance when breaking (corrupted) blocks, or opening chests. You can use them to build/upgrade certain buildings. Or teach your drones new actions. Check it's wiki page if you want to know which rares are used for what.

Zone
A zone consists of 12 areas (108 blocks). Each Zone has its own resource distribution, and ends with an elder.