This may also lower the target's Attack stat
(9/29/2017) The card types that can appear on the discarded cards are artifact, battle, creature, enchantment, instant, kindred, land, planeswalker, and sorcery
Unlike the creature test where getting a high grade is enough to make you a playable card, the flip test is more of a pop quiz
These are fairly difficult to make, every card has to be foiled by hand because Im printing onto actual yugioh cards, the printing process itself is also much more involved in terms of how hands on I have to be to ensure that the cards dont get damaged or warp too much
In terms of height, the card at 3.5 inches is much shorter than a typical phone screen