The reviews are coming in now for the new edition Age of Sigmar and its well worth checking multiple reviews. There are some great shots of the sprues and discussions on how the Endless Spells work as well as game mechanics and first impressions.
These are the ones I have been watching.
via Frontline Gaming
via Winters SEO
via Mini Wargaming
Other Reviews in a non-video format
via War of Sigmar
Generals Handbook 2018 https://war-of-sigmar.herokuapp.com/bloggings/3032