Reign of Jafar contains over 200 cards
Then on arrival you'll mill 5, and then next turn you'll Splendid Reclamation and the last you'll pump a dork and give it trample equal to your land count- a win con too
Otherwise, cards like Sheoldred and Elesh Norn are in the 20+ USD range, followed by Urabrask, Wrenn and Realmbreaker in the 10-20 USD range which is far more affordable than the pre-release pricing where Wrenn and Realmbreaker, which was in the 50 USD mark
Its the only other universal answer, and like Kenriths Transformation, can solve problems in the medium term
Kaervek might kill a creature with the damage that spell made
Boosters have always had 15 cards (well, most of them, anyway) because that's what Richard Garfield chose to do with Alpha , years before designing for Draft was even a thing