Disruptive creature decks are variations on white weenie where you either play cards that share a creature type, or you play cards that foil your opponent's plans (e.g., Elite Spellbinder, Thalia, Guardian of Thraben)
It's a time-consuming but ultimately worthwhile way to learn the ropes of this complex card battle game
Cards for nicely which plenty of room for each card and it displays them nicely
Experiment and explore Commander is the perfect format for players who like to tinker, and most Commander decks are in a constant state of flux
Ive gotten some random cards from various packs on Prerelease Weekend, but nothing quite beats getting a stack of exactly the cards that you want to start putting into your decks
Technically White Plume Adventurer has the downside of the opponent being able to steal the initiative, but coming attached to a three-mana 3/3 makes the card strong at stopping the opponent from doing so early