We've heard rumors of a Mi 9 version with a Transparent back, but today the official teaser of the phone appeared online. The device will be called Xiaomi Mi 9: Battle Angel and is a product of the partnership between the Chinese phone manufacturer and the movie Alita: Battle Angel. The teaser directs the attention to the Qualcomm chipset, confirmed to be Snapdragon 855. There is also the triple camera and the Qi Wireless power charging coil on the lower side of the back. There are even some writings like "MIUI" and "Super Mi", pointing to the user interface and what is likely to be a...