Xiaomi sub-brand Redmi has unveiled a special edition of the Redmi K20 Pro dubbed Redmi K20 Pro Avengers Limited Edition as a tribute to Marvel's heroes. Unlike the Glacier Blue and Flame Red color versions, this limited edition comes with a non-gradient, black-colored back. The smartphone also comes in a cool packaging which includes a blue-colored Avengers-themed case. Box contents of Redmi K20 Pro Avengers Limited Edition The limited edition K20 Pro will be available in China, but at the time of writing, the company hasn't revealed details about its pricing and...