This is a great finisher for all kindred decks that love going wide like Faeries, Elves, Goblins, and heck, even Vampires
If everything costs six mana, you're going to be way behind on playing creatures, and if everything costs two mana, you're going to get outclassed in the late game
Like Professors Research, Carmines effect can be destructive to hands with key cards, however, its ability to draw 5 cards even on your first turn going first is unmatched in the Standard format
Vannifar is a four-mana green and blue 3/4 that allows you to do this for free at the beginning of combat on your turn, or you can put a +1/+1 counter on each colourless creature you control
Articuno is usually elegant, but Team Rocket is nothing but that, yet the two come together in this card to make one chillingly good collection piece
The sun rising from behind it also plays a big part in the arts appeal: it gives Ho-oh a unique light source for its shading, while the clouds are draped in pinks making their way up to blues further away