Worldslayer Worldslayer is normally a card that is not worth playing, as the equipped creature destroys all permanents but itself
Jarads Orders Jarad's Orders easily sets up a series of powerful turns by finding a creature to play next turn while dumping something like Colossal Grave-Reaver or Griselbrand into the graveyard to set up an explosive turn later down the line
The final chapter gives your creatures +1/+1 and vigilance for the turn, giving you a powerful anthem effect on all your creatures
Let's start with a best case of 7 cards in hand then draw for turn going to 8
It can either contribute to the board state, get cards, or push damage
I'll admit I'm a little skeptical, as there's a lot already in the set, but I'm willing for us to examine if there are swaps to be made when we refresh Foundations years from now (Sagas are pretty cool)