There are a few specifics that you need to look out for if youre hoping to make a quick buck while rummaging around in your childhood closet
Neither player can activate monster effects unless the number of monster effects that player has previously activated that turn is less than the number of monster card types currently on the field (Ritual, Fusion, Synchro, Xyz, Pendulum, and Link)
The problem with Darkness blanks, however, is that there really arent many cards to begin with, let alone cards with little text on them
The current heir to the Pioneer throne after Rakdos Aggro, this is a matchup youll see a lot
So this is annoying when they want to start a play with Reino or Diviner, and it also negates their omnis (Toad and Baronne) but now you need to do something with that 3500 ATK Kaleido-Heart while your monsters have -500 ATK