Card advantage is a strategic concept (rather than a specific game term) and a lot broader, and basically means having more cardboard than my opponents. For starters, any card that puts more cards in your hand is card advantage, even if it doesn't say draw. But card advantage also looks at what happens in other zones
Grading your Pokmon card might seem complicated, but its just a way to confirm the card is real, assess its condition and keep it protected
Play Boosters give you the best balance of opening packs, building a collection, playing Limited, and enjoying the set
Zinnia, Valley's Voice, the headlining commander for the "Family Matters" precon, is currently the only card that grants other creatures the offspring ability
It still has much of the best removal in the format, combining burn spells with black removal which gets to ignore toughness
Not all base Mystical Archive cards are hugely valuable, as some of them are common and uncommon