Have 100 Gold in your inventory at once.

Play Mr. Mine for 2 hours.

Dig down to 20km

Dig down to 40km

Find a golden chest.

Talk to the golem.

Have 10,000 watts on your drill.

Play Mr. Mine for 24 hours.

Hire 10 workers.

Have a billion dollars at one time.

Dig down to 70km.

Have 10,000,000 watts on your drill.

Dig down to 100 depth.

Complete all other quests.

Reach the ancient underground.

Kill 100 monsters.

Hold 4 oil at one time.

Get Fists to Level 3.

Get Oil Rig to Level 6.

Defeat the third boss

Get a Legendary scientist