https://www.cnet.com/news/black-friday-ads-2018-the-full-ads-and-best-deals-from-amazon-walmart-best-buy-target-newegg-kohls-and-more/

Full Black Friday toy catalog: PDF link 

Sale started: Friday, Nov. 16, with additional products being added every day. Sales on Fire TV streamers and the first-ever discount on the brand-new Recast DVR were added Sunday. They'll be joined by Blink XT security cameras on Wednesday, and then nearly every other Echo speaker and Fire tablet on Thursday.