These come in various sizes, from 200-count boxes ideal for commons to massive 5,000-count boxes for extensive collections
The Balrog, Durins Bane The Balrog was powerful enough to take down Gandalf (well, sort of) in the Lord of the Rings, so it only makes sense that the card equivalent of this creature would be extremely powerful too
Or maybe you want the Elven Council deck, and force your table to do a whole lot of voting
Convert to Slime gives you a three for one, and if you have Delirium, you get a fonky chonky Ooze for your troubles, making it a four for one, for five mana
Even amongst some of the most respected collectors there are disagreements about what a misprint should be called