Like we just mentioned, because of the guaranteed access to rare cards in Collector Boosters, they command a significantly higher price than a Play Booster: the MSRP for a Final Fantasy Collector Booster is a whopping $38 , compared to the $7 for a Play Booster
You can see the spell grants a creature you control an ability that triggers when it dies and that ability makes another creature stronger
A self-mill sub-theme with the likes of Patchwork Beastie and Fear of Missing Out could help a lot too, in terms of filtering through to the pieces you need
Both of these items abilities require you to exert the card and pay the ink cost to use them
With all of that being said, those issues werent with the game itself but more with the packaging and contents of the starter decks
Its not worth speculating too much on Mondays changes, because that article goes live at the same time as this one does