Tracking sites like Collectr can help you stay updated
The other solution would be to redesign the sheet and replace the error card with the missing Dark Vaporeon
Fleshtaker A folk horror slasher At first this card appears to be some kind of cow-headed spooky farmyard creature, perhaps a charming young Innistradian minotaur
(This Digimon checks 1 additional security card.) BT6-039 C Digimon Lv.5 Mammothmon BT6-040 C Digimon Lv.5 Mistymon Color Yellow Cost 6 DP 7000 Digivolve Cost 1 Yellow 3 from Lv.4 Form Ultimate Attribute Virus Type Magic Warrior Card Text 2 [Inherited Effect] [Your Turn][Once Per Turn] When a card is removed from your security stack, 1 of your opponent's Digimon gets -2000 DP for the turn
I'll also use Counterspell as an example: In an attempt to illustrate this slight difference between Alpha and Beta, the following image shows an Alpha Island, on the left - rounded edge-, and a Beta Island, on the right: Something curious is that in Beta the cards of the illustrator Douglas Shuler have a printing error, in Beta, Douglas Schuler appears, with the letter c
Basic Pokemon cards and energy cards are intended to show up in multiples throughout your deck because competitive decks would have multiple copies of the same card