Yes, Oppo A5s has a dual rear camera set up. The primary rear camera has a resolution of 13MP while the secondary rear camera is of 2MP resolution.
Yes, Oppo A5s does have the virtual gyroscope sensor.
Yes, Oppo A5s does have the fingerprint scanner. It also has the support for the face unlock.
Yes, you can play PUBG on Oppo A5s. We recommend you to buy 4GB RAM variant of Oppo A5s for the better gaming experience.