In general, a Sapphire-Steel Deck is always interesting as this Ink colour combination showed a lot of potential recently considering the wide range of great cards that can be combined to create effective strategies
It would be a very on point deck if "Call for Backup" meant tutoring up creatures that keep your creatures alive, but running a ton of tutors wouldn't really fit the "precon-esque" environment, such decks are too consistent and will just overrun (get it) other precon-esque decks
I could see this deck being a strong shell with the right tuning and card selection, just as long as youre in pods with creature decks
Until your next end step, each player may play the card they exiled this way
So, even if you have a legendary creature that can extort, like Sorin of House Markov, it would be considered life loss caused by a commander outside combat
Escape to the Wilds Escape to the Wilds should be your first spell the turn you cast it, even before your land drop