A lot of people have Kill Team and are getting the box sets early to take a look at. Here however is a little different focus taking a look at the Astra Militarum, Tyranids, Tau and some Necrons.
via MiniWars
https://www.miniwars.eu/2018/07/filtraciones-kill-team-reglas.html
Kill Team Reviews
There are also lots of reviews of the game online.
War of Sigmar Reviews
Kill Team Review of the rules (part 1 - Mechanisms)
https://war-of-sigmar.herokuapp.com/bloggings/3147
Kill Team Review of the rules (part 2 - game)
https://war-of-sigmar.herokuapp.com/bloggings/3148