card sleeves wallet Sleeve – Kamino Many do not shield effectively RFID Blocking Card Holder -

If a card is too powerful, then it likely will change how future cards are printed to avoid repeating the disastrous monster that somehow got released

Basiltrice, Familiar of the Evil Eye X DARK Level 3 [ FiendEffect ] ATK 1000 DEF 2000 If you control an "Evil Eye" monster and this card is in your hand or GY (Quick Effect): You can Special Summon this card, but banish it when it leaves the field

Take 1 Level 4 or lower "Evil HERO" monster from your Deck, and either add it to your hand or Special Summon it, also you cannot Special Summon monsters from the Extra Deck for the rest of the turn, except "HERO" monsters

Puddled Fields Power 8 Design 6 Puff of Smoke (banned) Power 8 Design 1 One of the most oppressive catch-up cards

9 | Spelunking: $2.90 Spelunking is one of the most impactful cards on this list from a competitive standpoint