If you are figuring out how to make proxy MTG cards, the real goal is not just make something printable. The real goal is to make something readable, consistent in sleeves, and pleasant to use in actual games
The Surveil Dual Lands Hello happy mana needing folks
Then the five-drop 3/6 lifelink Lotuslight Dancers will toss ETB one card of each of its colors to your graveyard, great for bringing back and then they don't have to be dorks, so your Green card could be Life from the Loam, as a great example
Pitch Black is approaching and Abyss Eye is already out, so Darkrai is the hottest Legendary Pokmon (or Mythical Pokmon, before the pedants come for me) in the Pokmon TCG right now
That is your end reward - and thats enough payoff for me, but it might not be for you