In Arena, the game is designed to move as quickly as possible and skip through the game's various turn phases if there is nothing you can do
While it's true that this opens you up to potential blowouts when they wipe the yard with cards like Bojuka Bog or Tormod's Crypt, remember that we're going to be drawing extra cards, too, and we'll be putting cards into the graveyard on most turns, meaning we can recover from a Bog (or Draugr Necromancer) fairly quickly
Heralds Horn Herald's Horn is absurd in typal decks, making every creature you cast cost 1 less mana
If you dont need those accessories, you can alternatively pick up a Beyond Booster Box, which includes 24 packs, with 7 cards in each
Protection from Spells Emrakul, the Aeons Torn has a lot of text but hidden in it are the words protection from colored spells. A spell is anything currently on the stack
She makes each player put their hand at the bottom of their deck and draw cards equal to the number of Prize Cards they have left