Thank you for all the answers :D
I'll probably craft him (I think it's "him", he has a pretty manly voice), and give it a try. I'll get Velen when I'll have spare dust (sadly, that's not that common :D)
I think I'll leave the Quest, the Deathrattle package just feels boring for me, I've played it a lot.
I'll probably play the miracle-ish version of it, I think that's the most challenging one of them.
Keep calm and don't eat Melon.