If a Kaldheim god would leave the battlefield and then return to it, it enters on its front face regardless of which side it was on
There is a hidden internal scaling with card draw as you reduce the cost, you need to pay for both the card draw and the card quality aspects of the spell, else you get too good of a deal.
But that didnt stop speculators from deciding that if Biorhythm and Lutri could come off the Commander ban list, Griselbrand might too some day, and they might as well be prepared
Of course this is just a question of is the card merely good or actually really good, so once you are thinking about it, you are well past the initial hurdle of the card being playable
If youd rather use it for your own gain, you can have your army of 1/1 soldiers created by Secure the Wastes come in as Craterhoof Behemoths instead
When it takes out the one and the two drop, or worse still, the two and the three drop in a clean two for one it is usually game over