It's held back by only working on creatures and two other permanent types that won't see much play outside of limited, but at one mana it'll still be used for some spicy turns
You might have a tough time reliably getting one of these in your Limited deck because its rare, but if you see it, youll definitely want to take it
The restrictions on this card likely keep it from being too broken (most of the time)
How much does PSA grading cost at each tier varies significantly, and Value Bulk is the cheapest but requires 20 cards and a PSA club membership, while Regular, Express, and Premium tiers cost more but deliver faster
There are other ways to draw a lot of cards with white, but I'm partial to the enchantress strategy, which in my opinion is some of the best card draw in the game, let alone for mono-white decks