The quantity can be attractive, but focus on the associated wagering, the selection of eligible titles, and any cap on convertible winnings
For example, the old Jund decks used to always play seven discard spells
This means that Grzilaxx could find its way into the Dimir Rogues lists that would love to repeatedly utilize Thieves' Guild Enforcer effect and draw some extra cards
I know, this isnt the flashiest card on this list, but it does a simple job and it does it well
Each source material card appears at the same rate
You dont even necessarily need to have self-mill cards like Town Greeter, Shinra Reinforcements or Vanille, Cheerful lCie (though those should absolutely be prioritized)