9. Rapid Draw problemsSymptoms: Not drawing a card you should have, despite having room for it in hand. Being forced to discard an invisible 99 cost card.Causes: If you use card draw abilities like mind gate, electrum hourglass, and precognition, too close together, an error occurs. If you are looking at extended card art by mousing over a card while a card is drawn, that card will magically disappear. As the game keeps track of your cards in hand separately, the game will think you have an extra invisible card in hand, and force you to discard it if necessary.10. Rapid Click ProblemsSymptoms: Playing cards for free, playing an infinite number of cards, discarding more than one card, and various other illegal game moves.Causes: This is an exploit, and as such, will not be explained in detail. Please slow down when clicking to avoid problems. Zanz is currently trying to find the optimal pause between clicks.