Counterfeit and resealed box risk is the greatest among all methods
How much cards are getting played are not always a big factor in their value, it can sink a card
QCSE Quarter Century Secret Rare Red Dragon Archfiend X DARK Level 8 [ DragonSynchroEffect ] ATK 3000 DEF 2000 1 Tuner + 1+ non-Tuner monsters After damage calculation, if this card attacked an opponent's Defense Position monster: Destroy all Defense Position monsters your opponent controls
Luffy, Koby, and one additional)
X Uxie (Diamond & Pearl) Giratina & Darkrai (Legends) Genesect EX Solgaleo GX Zacian V Pikachu & Zekrom GX (Tag Team) Raikou (Amazing Rare) Arceus VStar This is merely a taster of whats likely to be a full 200-300 card set, littered with Holos, Full Arts, and many more insanely valuable rarestheres got to be some Charizards, right
You can just cast Ready to untap your tappers to tap them for more effects or for indestructible after a Wrath of God is put on the stack