This content requires the base game Destiny 2 on Steam in order to play.

https://store.steampowered.com/app/1945340/Destiny_2_Lightfall/

Campaign
In a Neptunian city under siege, find strength in your fellow Guardians as the end to all things approaches—the Witness is here. Arm yourself with new rewards and unlock new Dark powers to triumph in Lightfall’s unforgettable Legendary mode.

Strand
Harness Darkness and pluck at the threads of reality with this new subclass. Flow through the city with newfound speed as you grapple from building to building. Every class can tap into this new element, but it's up to you to create the perfect build.

New Destination
Travel to Neptune and discover a neon metropolis unlike any you've explored in Destiny 2. Meet the Cloud Striders, join the fight against the Shadow Legion, and prevent devastation in the technologically advanced secret city of Neomuna.

Activating the steam key

1) You must download and install Steam http://steampowered.com/download/SteamInstall.msi (if not already installed).
2) Create a new account on Steam or go to an existing one.
3) Select "Activate via Steam ..." in the "My Games" section, and enter the key received after payment.
4) After activation, the game will appear in your list of games and you can install it.

Please leave feedback after successful activation of the game.