King Of Hearts, Monarch Of Wonderland As mentioned, one of the many plates this deck is spinning is a control theme, with ways to exert your opponents' characters and keep them down
This is just pure badassery all around
Aside from the inarguably gorgeous colors, Keldo is a popular Pokemon from this generation, adding to its value on the secondary card market which will likely make it one of the top chase cards for the set
Interestingly enough, when you plot the info on a bar graph, you can usually trace a line that tells you how your deck will behave
The craze also fits neatly into the larger cultural trends of millennials gravitating toward brands they remember from childhood and an internet-fueled surge in collectibles like non-fungible tokens, or NFTs
Considering that even a not-especially-delirious deck can probably scale this up faster than it can play Swamps for Mutilate AND that its a whole mana cheaper Deluge is basically debuting as the 2nd-best version of this very desirable effect