Dan Abnett: Horus rising : the seeds of heresy are sown (2006) 3 stars

Under the benevolent leadership of the Immortal Emperor the Imperium of Man has stretched out …

Somehow even worse than I expected

2 stars

It's slow, weirdly paced and feels like a 1998 video game, both in its odd way of throwing the reader between scenes ("and now they're at a different planet! doing something else!) and in the stilted dialogue and the attempts at being Deep in a way that will appeal to a 14 year old boy.