Out of all the resources we have seen like this, I think Blood is my favorite
This only applies on cards that require targets like Breaking of the Fellowship
Along the way, there are plenty of obvious winners: cards that become pro tournament staples, others that skyrocket in price due to rarity and usefulness, and everything in between
While the slot saw a 25% bump in value compared to Iconic Masters (which had a reasonable amount of uncommon value itself) in absolute terms, this 25% increase only amounts to a $5 jump in box value, from around $15 to just under $20 of uncommon value per box
+1/+0 is a significant buff for decks interested in attacking
This Sphinx is powerful on its own, but it really abuses upkeep triggers common in Commander like Phyrexian Arena and Graveborn Muse