when you play a new stage card, discard the existing stage card to your trash pile
They are Mox Pearl, Mox Sapphire, Mox Jet, Mox Ruby, Mox Emerald, Time Walk, Ancestral Recall and Timetwister and of course, the most famous card in Magic, Black Lotus
If you're outside of commander color identity rules, any instant or sorcery becomes a mere which is almost nothing with a Sol Ring, Ashnod's Altar, or Palladium Myr sitting around
The basic strategy involves the same basic game actions 95% of the time, followed by casting whatever arbitrarily expensive colorless cards you happen to have in your hand after you've assembled Tron
At the beginning of your upkeep, if your devotion to white and black is seven or greater, create a 4/3 white and black Vampire Demon creature token with flying