And it can certainly hold its own against the other starter decks - in some games, that is
Xerneas EX was one of the XY Black Star Promo cards, making it highly sought out and earning it a commemorative reprint in Celebrations
1 Treasure Token (Lunar New Year 2018) - $169.24 The Real Treasure Treasure tokens are one of the most common tokens in all of Magic, being made almost every set
Examples of Subtype-Changing Cards There are some cards that do this kind of thing globally, like Arcane Adaptation and Leyline of Transformation
Every L2 Dragonmaid can turn into a L7 Dragonmaid, every L3 Dragonmaid can turn into a L8 Dragonmaid and Chamber Dragonmaid can turn into any L7,8,9 or 10 Dragonmaid you like
If a sleeve smells strongly like plastic, dont use it