Generally, it's not simply because they're the best MTG cards
Despite D&D more directly drawing inspiration from Lord of the Rings (to the point of legal action), it's Magic: the Gathering that gets to first collaborate with them in an official capacity
There are loads of iconic characters, monsters and even settings and activities that have been previewed from the decks releasing in June but there's one monster in particular that's piqued a lot of interest
Dorks that don't do much else other than be fat have to be really good to make the cut and while this is the required power for such things it is quite narrow and so not highly rated on those two accounts
#7 Someone is going to assemble the Urza walker against me at a prerelease, and I will casually scoop my cards up and walk away
Clive, Ifrit's Dominant is a Double-faced card that represents the transformation to Ifrit, Warden of Inferno, and Y'shtola, Night's Blessed gives you the advantage when it comes to life total