TGH Writes: The third and final installment of the Ar tonelico series is here. Ar tonelico Qoga: Knell of Ar Ciel makes it final jump on to the playstation 3. Ar Tonelico Qoga: Knell of Ar Ciel seeks to make a few changes and improvements, while keeping most of the gameplay intact. Will Ar Tonelico Qoga leave a great final impression? Or will it leave us bare like the heroines themselves? Find out within this review of Ar Tonelico Qoga: Knell of Ar Ciel.