Visit the Seasons tab in-game to use your Silver and buy Season of the Deep.
To unlock your new Emote, speak with Master Rahool in the Tower. Destiny 2 - Season of the Deep Silver Bundle DLC AR XBOX One / Xbox Series X|S CD Key.Purchase the Season of the Deep Silver Bundle and receive the 'Up Periscope!' Legendary Emote along with 1700 Silver (1,000 + 700 bonus Silver) which you can use to purchase Season of the Deep, cosmetics, and more! Season of the Deep not included with purchase.