Theres 3. Facebook, Google then Transfer codes. The codes are dead now for years. Which only 2 left. Fb google. Now they are killing also fb. So google would be left. Unless they change the bandai ID to be use to transfer then thats good. XD
Bypass energy dont work. Whenever i try to do event with 0 enegry it will ask me to use crystals and the screen freezes you need to restart the game.
Also unli ki dont work.