While many may believe that the fanfare ended the moment the cards sold out, theres actually one more surprise in an MTG Secret Lair the Bonus Card
Blech and Blex care about the same exact creature types, Blex is itself a Pest, and there is obvious lifegain overlap between the two cards
And note that you can Tolarian Winds and grab the card from your yard, so you get some serious value from the card
Of course, the world's rarest, most valuable cards don't always fit these standard classifications
There's another article up today talking a lot about where we see the format, what to expect for this year, hybrid mana, Game Changers, and moredefinitely check that one out if you want more about Commander in general