The announcement explains that the company has not always been able to secure digital releases for various Universes Beyond sets, which is the label under which outside properties such as Doctor Who and Warhammer 40,000 have made their way into Magic: The Gathering
This same logic goes for Thalia as well
Further to this, it is still very much a bell curve distribution, making most of them basically as good as each other
this can be your Oracle, or a Thoughtseize to set up the combo, or Force of Will to protect it
Whether youre an Avatar fan wanting to give Magic: The Gathering a try or youre an MTG veteran wanting to dive into one of the most popular franchises, this is definitely the best deal going
Once it's online though, you have a decent engine