You unlocked all the islands.

You made a taxi trip from one island to another without skipping.

You completed the mission "Uncle Vlad".

Complete 'Blood and Iron' on Veteran difficulty. (Solo only)

Complete 15 levels in a row without falling

Complete All Expert levels

Collect 20 bronze medals in Expert or 30 in Beginner mode

Complete 'Sword' Level

Complete 'Rod' Level

Complete 'Goblet' Level

Began playing Cuboid

Fall 100 times while playing stages.

Complete Level 6 in Zero-G Basketball