, Remove a +1/+1 counter from this creature: This creature gains hexproof until end of turn
In Strixhaven, Lessons were underpowered spells that made up for it by being easily accessible during gameplay
#11 Keldo ex Special Illustration Rare (White Flare) Keldo ex SIR stands out as fairly unique card
Card draw is especially important here, helping Urza recover from board wipes
All of these cards can provide absurd value in the right decks - getting more than one mana from a single land is always fantastic, and the ceiling on these is so, so high
Then Double Masters 2022 came along and tried to make that less enticing deal and argue that people should pay three times more (thirty times more than a Draft Booster) for a Booster Box and the result is that Double Masters is a big neon sign blaring "this product is for whales, not you!"