i have been trying to play btd5 and i have to login or register every time i register it say some stupid message this is a duplicate and i cant sign Can't Log in to BTD5. I am excited about the Submarine Tower being added to the web version of BTD5 , but the game can't recognize if I logged in to ninjakiwi or not. Cant play any games and be logged in! Why?. No, you cannot login in BTD5 Deluxe. Also, Awesome Points and NK Coins cannot be used, so in the game to get premiums you use Monkey Money, and. Can I log in my NinjaKiwi account in juan monaco BTD5 Deluxe? Get Involved Forums Blog Clans Facebook Twitter. Get more out of your Kongregate experience. Toytown Tower Defense 1. What does this mean for me? I have logged in to my account, and the game still won't recognize.