So im upgrading to ps4, i bought the taken king on my ps3, i thought well ill get my ps4 then ill buy the disc of destiny (not destiny ttk) since its cheaper and ill be able to download ttk on my ps4 since i bought it already My friend keeps telling me i have to buy the disc that says Destiny the Taken King But idk why since ive already bought the taken king Do i have to buy it again SOMEONE HELP PLIIS [spoiler]im only in highschool it took me very long to save up money for my ps4 so im not tryna waste 20 more dollars on ttk[/spoiler]