Collector boosters for the relevant set will give you the highest chance of pulling foil versions of the cards you need
Deadeye Drake Cards: Deadeye Navigator + Peregrine Drake Prerequisites: You control both permanents, theyre soulbonded, and you have access to and lands that tap for at least 3 mana
This channel is designed to unpack and review some great lost treasures of Horror, Sci-Fi, and Fantasy
AncestralMTG has a great selection of Power 9 from Alpha , Beta , and Unlimited , with more options than you'll find with most retailers
Concepts are easier to explain if we have a solid example
Once Oblivious Bookworm's ability begins to resolve, it's too late to put any permanents onto the battlefield face down under your control or turn any permanents face up to prevent yourself from having to discard a card if you choose to draw a card