These promo cards have included some popular, but quite common cards like Shock and Duress, as well as some rarer stuff, like the only foil printing of Culling the Weak
Basically, instead of cracking packs, the cube designer meticulously builds a unique experience out of already-opened cards
I do still really want all the unofficial Pikachu cards as well though, like the fourteen Japanese Sample Pikachu cards Im missing, or the Ishihara & Pikachu GX card that was given to the CEO of TPC for his 61st birthday, or a grey stamp Red Cheeks Base Set Pikachu
I like the card a lot but it is inconvenient when it should be convenient and it is slightly outclassed by some recent alternatives
But like I said with the Tyranids deck, the focus of these decks is on the 40 or so new cards in every single deck, not on the handful of reprints to flesh them out
Imagine this is Commander