Despite the completely different color identity, this feels like a fixed version of Breeches, Brazen Plunderer
Unlike the flashback mechanic to cast spells from graveyards, such as with Past in Flames or Dralnu, Lich Lord, the way Kess casts spells is not itself an alternative cost, so you can pay alternative costs for your spells with her (Cyclonic Rift)
While some meta-relevant decks have low energy costs for their powerful attacks, others are insanely difficult to use because of their higher energy costs
Formats are just faster than they once were, and these slow, painful cards become especially punishing when you're facing down faster, more aggressive cards from your opponent
I can counter your kill spell, but that taps out the mana I need for the ward tax, which means your Familiar survives
Wilds of Eldraine limited has been a lot of fun, and I look forward to exploring it some more in the weeks ahead