secret bosses? like if you have only 7 notes [2G 4P 5B 6P 7B 8YB] a text will appear at the top saying ¨the grid is not 90° and red... seems like a anomaly appeared¨ if you get to a choice room the only options are: mini-boss and ??? (??? being the secret boss). each world will have a ceartain rhythim to do in order to summon the anomaly (the hive is melle + speed (and tecknology is spread in 1 and 5))