In Europe, PS VR games will have two box arts.
1. PS VR required + You'll need these
2. PS VR Compatible pic.twitter.com/EVsKjaS2wS
— Daniel Ahmad (@ZhugeEX) July 11, 2016
This came out recently, showing how PS VR games will be labeled depending on what the game requires. If it has VR Only on the box, you NEED PS VR to play the game, but if it says its compatible with PS VR, you can play the game without the headset.