You just dont need them and you should focus your attention on consistently getting five colors instead
Theres no new card types or sub-types
Expect these kind of Japanese Starter Deck / Promo cards to get Full Art treatment in special concept pack sets like October reprint slot sets (1 gx card per pack guaranteed) similar to SM8b GX Ultra Shiny, SM4+ GX Battle Boost, SM12a Tag All Stars and etc
Now, with Wizards of the Coast (WotC) returning to the plane with The Lost Caverns of Ixalan , not only do we have more cool Dinosaur cards, but theres an entire Magic: The Gathering Universes Beyond booster insert set of cards you can open in Set and Collector Boosters that feature characters and moments from the Jurassic Park franchise
Add a few colors and you can pair it up with Grandmother Sengir, Abuelo, Ancestral Echo and maybe Havi, the All-Father for a go visit your grandparents every once in a while themed deck