Its devastating in artifact-heavy Izzet shells, where cards like Treasure Map or Ichor Wellspring keep the artifact count high benefitting from your hand full of spells

Chandra Ablaze Chandra Nalaar Chandra's Defeat Chandra's Embercat Chandra's Firemaw Chandra's Flame Wave Chandra's Fury Chandra's Ignition Chandra's Incinerator Chandra's Magmutt Chandra's Outburst Chandra's Outrage Chandra's Phoenix Chandra's Pyreling Chandra's Pyrohelix Chandra's Regulator Chandra's Revolution Chandra's Spitfire Chandra's Triumph Chandra, Acolyte of Flame Chandra, Awakened Inferno Chandra, Bold Pyromancer Chandra, Dressed to Kill Chandra, Fire Artisan Chandra, Fire of Kaladesh Chandra, Flame's Catalyst Chandra, Flame's Fury Chandra, Flamecaller Chandra, Flameshaper Chandra, Heart of Fire Chandra, Hope's Beacon Chandra, Legacy of Fire Chandra, Novice Pyromancer Chandra, Pyrogenius Chandra, Pyromaster Chandra, Roaring Flame Chandra, Spark Hunter Chandra, Torch of Defiance Chandra, the Firebrand Oath of Chandra
My main complaint is that Necropotence doesnt put the cards into your hand right away
ST11 - Uta While starter deck 13 was an expensive deck that came with a lot of options, starter deck 11 is much more limited, but also much cheaper
Brackets are an entirely optional way to help matchmake your Commander games with people have similar intents
For comparison, here are the before and after images.