Creating a free account lets you build a checklist to quickly see which cards you have and which are missing
Now surely I have my personal pet peeves
Additionally, trample is a super important keyword for creatures of this size as they are incredibly susceptible to being chump blocked by smaller creatures your opponents control
Because of this, the way Secret Lair drops gain excess value is by having a high number of cards in an absolute sense, with some of these cards likely having inexpensive original printings but that end up having more valuable Secret Lair printings
But while released alongside the much cheaper Unlimited reprint set, and not Alpha, first edition artist proofs are even more scarce than real Unlimited, Beta, or Alpha cards (or anniversary edition 'non-tournament legal' pieces for that matter)
Lurrus of the Dream-Den Companions break the game because players with companions start with a free extra resource, which gives them a huge edge over players without a companion