Each pack includes 20 randomized cards, including 6 foil cards
You can even pick a creature type that is not in play to bounce all creatures, yours included, in case you need an emergency reset
However, Leafeon is slightly better off because its a Stage 1, and the Eevee you should be using (UD-48) has 50 HP and is able to search out a Basic to put on the Bench instantly
Others focus on a favourite Pokemon, like Charizard, Pikachu or Bulbasaur and get all the different cards from the last 25 years
Of course card draw is not always the regular card draw everyone has in mind, where you put a number of cards from your library into your hand, but appears in other forms or abilities the most common of which are: Impulse draw: Exiling cards from the top of the library to cast them for a limited time period