With the latter, you can play a simple card draw instant like ponder to give flash to whatever type didn't have it prior
Faerie is serviceable against combo decks, but it can feel lacklustre compared to more comprehensive options
What's best about Sawhorn Nemesis in Graveyard Overdrive is that once the affected opponent dies , you can just cast something to recur it and then recast it for a different opponent
However, I agree with you that Burn is still a popular deck because it is a budget option, and you should be prepared for it when playing a Legacy tournament
These are just a couple helpful cards in this pre-constructed deck, but there are plenty of other interesting and fun options that help you move creatures from your hand or deck to the Graveyard and then to the Battlefield
Choose your own favorite art, or even get mats with zones for the cards