"Ender Zeppelin" or new dragon

Ender Zeppelin — mix of Nether Ghast, Strider and Ender Dragon. You can put the blocks on his back and on the sides. He spawns on Ender world, and never will enter in Owerworld. Him face look like Strider face, him legs look like Ghast tentacles and he fly like a dragon. Player can fly on him, just getting on his back. Player can put blocks on him back like a normal surface.