Once its initial attack is done, however, Chittering Host doesnt provide much value other than being a 5/6 body with some evasion
However, he does seem a tad overpriced in-game, with an Ink cost of 7
You can give creatures you dont control -2/-0 until the end of the turn, you can create a taped Powerstone token, you can make a 0/0 Construct creature that has +1/+1 for each artifact you control or you can scry 1 and then draw a card
That's why Fire Prophecy makes a showing in our #2 spot for top red cards
While it might be tempting to try to buy the Fires Friends list and drop the planeswalkers to play Jeskai Fires (which is a top-tier deck in Standard), apart from Fires of Invention, Kenrith, the Returned King, Deafening Clarion, and one copy of Steam Vents, none of the cards from the Challenger Deck actually show up in Jeskai Fires
For some reason, this particular Showcase Scroll Nazgul is priced at $23.81