Learn something in the technology tree
Hire a scientist in the laboratory
Improve any unit in the technology tree
Survive the first wave in endless mode
Open any case
Change your nickname
Publish your level in the Workshop
Complete a level in the Workshop
Win an online battle
Earn 300 points in the mini-game "Super Taran 3000"
Defeat the boss of the first chapter
Score 20,000 points in endless mode
Explore the Leviathan tank in the technology tree
Win 10 online battles
Accumulate 100 gold
Send all emojis in the chat
Get a Red Rarity item