Kongregate Bloons TD 2 hard mode strategy, post your thoughts on the discussion board or read fellow gamers' opinions. Bloons Tower Defense 2 is now live! The sequel to Bloons Tower Defense made by Ninjakiwi comes with 3 new maps – easy, medium and. It was suggested I put this in a new thread Five 5 minute videos detailing the strategy for the Hard badge. I have beat it 3 times like this.