You can get free Avatars of Horizon Zero Dawn by watching some videos and visiting some webpages.
Quests you need to do and their rewards:
The Hunt Part 1
Reward: Exclusive Watcher Avatar!
– Watch “Countdown to Launch: Horizon Zero Dawn at PS Store” video
The Hunt Part 2
Reward: Exclusive Rost Avatar!
– Visit the Playlist Tab and Watch the “Horizon Zero Dawn – Story” trailer
– Available 2/21/17
So far, this is only available on the official US playstation website, but expect it to be rolled out globally soon.
Share with your friends!