Be proud of your platform preferences. For better accuracy choose the platform on which you played while adding games to your profile.
The more complete your profile, the better it reflects your taste. Start by marking the games you have beaten in the past and select the ones that you will play in the future.
Compile and share collections: your personal goty titles, organize games by theme, make a list of great co-op games to play with friends or whatever comes to your mind.
Games by release year