For more specific details on version 18.x features, you can check the Official Ninja Kiwi Support or the Ninja Kiwi Twitter for historical patch logs.
: For long-term goals, players aim for round 100+ to earn Insta-Monkeys and achievements like "All For One and One For One". Bloons TD 6 18.1.2747
: If you are looking for the length of the game overall, reaching 100% completion in BTD6 is a very "long feature," estimated to take roughly 591 hours of gameplay. For more specific details on version 18
