Pokemon 151 Pikachu AR is the safest first recommendation because it is affordable and easy to verify
Flapple #74 Pokemon Korean Paradise Dragona Keep track of your collection value over time
An opponent might get out a first turn Jackal Pup, follow it with a second turn Dauthi Horror, and cap those off with a Mogg Fanatic and Dauthi Slayer on turn three, but your third turn Propaganda would ensure that you didn't take a full seven damage to the noggin on turn four
Sometimes you get too few (mana screw) and sometimes you get too many (mana flood)
Your Opening Hand And When To Mulligan There are only two one-drop characters in the entire deck, and both Pain and Heihei are vanilla
You can also use the [On Play]/[When Digivolving] effect of [EX8-074 MedievalGallantmon] from this point to steadily delete opponent Digimon while also being able to stand in the way when they try playing more Digimon, increasing your ability to adapt