2TC

2TC is an achievement in BTD6. It can be achieved by completing CHIMPS Mode with only two towers. Earning this achievement will reward 2 Monkey Knowledge Points and a 0-4-0 Wizard Monkey.

Trivia

 * It is possible to complete the 2TC CHIMPS achievement by completing a Challenge Editor challenge with Round 1 to 1 CHIMPS Mode with only two towers. It is most likely a bug, considering the rewards are so high.