junk commons and uncommons are strange when it comes to spreads), this often means that the retail (asking) price of a card has recently increased a lot but vendors don't think the post-spike price is real because they aren't willing to pay any more for copies of the card
Because of the layout, split cards are allowed to be a bit more varied in their effects, and it is not as crucial that the two cross over aesthetically
Wretched Confluence This looks like it is less good than the other Confluences on this list but it has performed exceptionally
There are several creatures (Venerated LoxodonVenerated Loxodon, Seraph of the MassesSeraph of the Masses, Angel of SalvationAngel of Salvation), instants and sorceries (Ephemeral ShieldsEphemeral Shields, Devouring LightDevouring Light, Hour of ReckoningHour of Reckoning), and even an enchantment (Conclave TribunalConclave Tribunal)
While there are others more qualified than me to discuss concepts like trading up, one thing I do know about trading is you are going to end up paying the piper (a spread of some percent or another) sooner or later if you decide to turn your cards into cash
Selecting the right cardstock weight ensures that your prints look and feel professional