Ground Driller

## Description

Mine diverse gems and minerals with a powerful excavator and cute miners.
Rarest gems are found only in the deepest part of the earth so dig as deep as possible.

\- No control required. Digging and mining are done automatically!
\- Uranium, nickel, copper, coal, iron ore and other minerals can be collected.
\- You must upgrade your excavator to get deep into the earth.
\- Capable miners can mine more minerals than others.
\- There are various surprise events!
\- You can earn Coins even while you're offline.
\- New content has been added, including mining research, fishing, and mini-games.
\- Achievement & Leaderboard supported.
\- This is an offline game that does not require Data or WiFi connection.
\- Supports English.