It can't block, and its ability to gain haste if an opponent has ten or less life is mostly irrelevant, but compared to the utility of a free body with every land drop, that doesn't mean much
If you care about how your cards look, this is the product designed for you
You also need to pay attention to whether the listing is an auction with bidding, buy it now, or Best Offer as these can represent unknowns in the price
conversely, there are cases where buying a PSA 9 or PSA 10 from the start offers more satisfaction
For example, Look at Me, Im the DCI! only made sense to people who played competitive Magic , since its a self-deprecating card that implies that the DCI (then competitive Magics governing body) doesnt actually know what they are doing when they decide to ban or unban cards