Originally Posted by
Jenn
Lost Vyper, here's what the most recent faq says:
Q: Blessings are manifested ‘at the start of the Psyker’s Movement
phase’ – does this mean they happen simultaneously with Reserves
rolls, Outflanking rolls etc and if so which is resolved first? (p68)
A: They do occur simultaneously – as such, the player whose
turn it is decides in what order these things occur as per
page 9 of the Warhammer 40,000 rulebook.
It doesnt explicitly state that a Psyker and come on to the board and cast blessings in the same turn, although we can infer that it is implied.