mtg arena card draw The 72 Best Forced Cards in Magic Ranked White Phyrexian Arena : r/custommagic

So, why do people go through the trouble of grading their cards

When he isn't swinging, he gets hexproof, which is nice to play keep away in a Commander deck

Whats more, theyre generally tight on mana unless they get luck and/or draw Sword of Feast and Famine, so theres a very real chance they wont be able to cast the cards that are put into exile

Duke Ulder Ravengard, for example, is probably less good as a Myriad Commander than Aurelia

For a more detailed overview, take a look here

Then, on a future turn, you can cast that card from exile by paying the foretell cost (the mana cost listed as part of the foretell keyword) rather than paying its mana cost