They often feature art from prominent Japanese artists, like Liliana, Dreadhorde General, whose alternate art was done by Yoshitaka Amano of Final Fantasy fame
Heck, even my 60 card decks only ran like 20-22 lands while my Average Mana Value was like 3.75+
It's very easy to wind up drawing 2, 3, 4 cards per enchantment with all of the Mesa Enchantress effects in these decks which results in a hand with a bunch of extra lands, and putting then directly into play can offer massive ramp potential
If those permanents have three or more card types each opponent loses three life, you gain three life and draw three cards
10 Kitsa, Otterball Elite A Powerful Build-Around Kitsa, Otterball Elite is a mythic rarity card, so it should already raise some eyebrows from prospective deckbuilders even before reading the card's many abilities