Checkout the new pictures of the generic Space Marine datasheets and formations from the HOT Angels of Death supplement!
So from the all the pictures here this looks like there is over 20 new sets of rules unlocked for Space Marines plus all the new Psychic powers as well. This book should be a great resource for all Marine players going forward
Source: ucheny 4-12-2016
There is lots more where that came from- checkout the rest of the new Astartes rules below on our full Angels of Death supplement roundup!
~What Chapter is the best now?
Aaron Aleong Speaks – The Truth Behind Adepticon 2016 Long War Episode 46