mtg german cards FBB Fastbond (German) Sacrifice Strip Mine FBB Counterspell (German) - played

Bloodthirsty Conqueror, while being a great card in its own right (a 5/5 flyer with deathtouch is a beating), can also be found in combo decks with Sanguine Bond (Commander) or Enduring Tenacity (Standard)

I do not have Pact of Negation in my cube presently however its value rapidly increases as the number of suitable archetypes for it increases and with cube design being as diverse as it is you can easily include more of those archetypes from one of a few different approaches

Mickey Mouse, Wayward Sorcerer was one of the very first cards revealed ahead of Disney Lorcanas release, making its artwork instantly iconic within the game

Given how T'Challa works, you're not going to be short of colorless mana to cast artifacts, yet of the 24 artifacts in this deck, a quarter of them are mana generators