For example, ten cards use artwork previously found on Vanguard cards, depicting legendary creatures from early Magic lore
Magic: The Gatherings Black Lotus sells for $166K at auction, doubling its value "Magic: The Gathering Black Lotus sells for record-breaking $3 million"
Can You Play Blind Obedience in Mono-White Commander
Furthermore, seeing as the legendary birds have been featured heavily in Pokemons branding over the years, as well as in Pokemon: The Movie 2000, Zapdos commanding an impressive sum on the secondary market makes perfect sense
Burn likes creatures like Monastery Swiftspear, Guttersnipe, or Thermo-Alchemist given the non-creature nature of regular burn spells, though some of these types of creatures also fit into dedicated aggro decks