ACHIEVEMENT - HOW TO UNLOCK Cunning (20) - Win a level without towers. Demolition man (20) - Destroy the Minotaur Base. Grandmaster (20) - Complete all levels in Limited Resource mode. Librarian (10) - Use the unit info 10 times. Lucky! (20) - Win 5 multiplayer match in a row. Master Economist (20) - Use all Economy Upgrades in one mission. Rookie (10) - Finish the first mission. Straight Flush (10) - Build all tower types of one race in one mission. Survivor (20) - Survive 60 waves on the Survival game mode. Vacuum Cleaner Agent (10) - Sell 10 towers in a single mission. Veteran (20) - Finish the Campaign. Don't Panic! (20 points) - Unlock all achievements.