Once your end step begins, it's too late to make a card leave your graveyard in order to cause this ability to trigger
And, even after a litany of announcements at PAX East this year, there's still more to look forward to with this set
Both Archazias Island starter decks showcase the new mechanics of the upcoming set well, but the Ruby/Sapphire deck just has a more consistent engine than what the Amethyst/Steel can pull off
If a token is exiled this way, it will cease to exist and won't return to the battlefield
(Foil) Jeskai Striker precon Kamigawa: the Manga: the Cards Kamigawa: the Manga: the Cards (Foil) Lorehold Spirit precon Mardu Surge precon Miracle Worker precon MSCHF Obscura Operation precon Obscura Operation (Minimal Packaging) precon Peace Offering precon Play Booster Pack Science
While there are a plethora of Summon cards to suit various types of decks, a deck dedicated to summoning and summoners is viable in its own right