User blog comment:Bobdave/Maractus vs Cacturne. Rap Battles of the Pokédex Season 1/@comment-25263388-20150613160813/@comment-4490782-20150613163421

Legendaries are hard to work with. Having a powerful Pokémon like Deoxys vs Porygon would feel a bit weird. And Porygon already has an opponent in battle that isn't like a lot of the others for Season 2 :3