You need both for a complete promo collection
I suspect I will be doing more based on the fun and success of this list
If multiple effects allow you to play a card from your graveyard, you must announce which permission you're using as you begin to play the card
Card Text: This card cannot be Normal Summoned or Set
What is Inside a Collector Booster The exact contents vary slightly by set, but the standard composition for a collector booster is approximately 15 cards per pack, including: 5 or more cards of rare or mythic rare rarity 9 to 11 traditional foil cards Multiple cards in extended art, borderless, or showcase frames At least 1 card with a special treatment exclusive to collector boosters Premium basic lands with foil or alternate treatments Many sets add exclusive treatments that only appear in collector boosters
I could still comfortably buy sealed boxes from Pokemon Centers, but in the six-month period between trips, cabinets had become slightly more sparse