I don't think he's my cup of tea, but he's gotta be good if the niche appeals to you
Azorius knights have had some support over time, so The Council of Four gives pretty decent access to enough cards to build a great typal deck
Fateful Tempest is so neat
Aetherflux Conduit is less interesting to me, and I cant see it holding the price

Chatterfang, Squirrel General + Pitiless Plunderer Peregrin Took + Nuka-Cola Vending Machine Peregrin Took + Experimental Confectioner Warren Soultrader + Chatterfang, Squirrel General + Blood Artist (or Zulaport Cutthroat, or Sephiroth, Fabled SOLDIER) Warren Soultrader + Chatterfang, Squirrel General + Academy Manufactor Warren Soultrader + Chatterfang, Squirrel General + Peregrin Took Warren Soultrader + Cauldron Familiar + Academy Manufactor Warren Soultrader + Cauldron Familiar + Peregrin Took Camellia, the Seedmiser + Peregrin Took + Ashnod's Altar Camellia, the Seedmiser + Peregrin Took + Hazel's Brewmaster + Gilded Goose Camellia, the Seedmiser + Peregrin Took + Academy Manufactor (or Night of the Sweets' Revenge) + Doubling Season Pitiless Plunderer + Cauldron Familiar + Academy Manufactor (or Peregrin Took) + Ashnods Altar (or Viscera Seer) Ygra, Eater of All + Experimental Confectioner + Savvy Hunter Ygra, Eater of All + Camellia, the Seedmiser + Academy Manufactor + Chatterfang, Squirrel General + Peregrin Took Ygra, Eater of All + Camellia, the Seedmiser (or Experimental Confectioner) + Ashnods Altar (or Viscera Seer) This might seem overwhelming, but a lot of them use the same play style: You need a sacrifice outlet and a source of sacrifice fodder to keep the engine going, and cards that add extra tokens when you make other tokens can turn ethanol into jet fuel

The best approach by far, we found, was to build the Excruciator combo into a midrange shell