If you've never seen Nadu in action, its ability (revealing the top card of your library whenever one of your creatures becomes a target of a spell or ability, then putting it into play untapped if it's a land or putting it into your hand if it's not, twice each turn for each creature) creates not infinite but sort of functionally infinite loops with an equipment that equips for free, like Skullclamp or Lightning Greaves
Turning one Ritual into a three-drop changes the entire pace of the game
However, the holo jumps as high as $30 in almost perfect condition, marking a significant gap between the two cards
10/10 in terms of mechanics and lore, and given the popularity of the Weeping Angels, I'm not surprised to see this around $20 in the showcase treatment
I love how goofy these dudes look
Control players certainly appreciate its ability to exert force without needing to commit a large board, and it shines most in pods where big haymakers and synergistic combos are common