Psychographically speaking, when it comes to Magic , Bill is a Timmy / Spike
Quantities: More Cards, Same Variety (Roughly) When we talk about promo quantities, we're talking about two different things
You get Coveted Prize as a spicy tutor, Spoils of Adventure as great card draw, and Practiced Tactics for cheap removal
Otherwise, you draw a card.X: Target player mills three times X cards
If you'd rather try to get more cards and chance pulling a Galvantula ex, though, try Stellar Crown boosters in bulk at Amazon or individually from the likes of Miniature Market.
But in the case when a card is broken, the testers will bring that card to the game design team, who will decide how to proceed from there