Flappy Demon The Abyss takes you to Hell. There are many demons living here, which are at enmity between the sobs. You will help one of them grow stronger. In front of you on the screen you will see your character, who will be in a certain location in Hell. Using the control keys, you can control his actions. You will need to make your hero move forward. Look at the screen carefully. On the way of the demon will come across various traps and obstacles. You will have to make the demon jump over all these dangers. You will also need to collect various items scattered on the road. They will bring you points and can endow the demon with various bonuses and abilities.