Its main highlights seem to be: Full support for both Sealed and Draft formats, with Sealed pre-releases and fully draftable boosters (the only catch is leader cards are chosen after you draft your deck)
Even though his protection effect is slowly being power-crept, it can still come up against K.O
Broken Concentration: this block's variation of Counterspell (Legacy-Vintage)/ Cancel (Modern)
Inspect edges and corners: Run a finger gently along the edges to feel for rough spots and inspect corners with magnification
The only criticism is that too many digital-only cards have mechanics that generate guaranteed card advantage, like seek, double team, and conjure
While eBay shows you the price at which a card was sold at, it is not often that you can find a card you are looking for and eBay archives old listings, making it more difficult to research