From Harpies in the original series, which had consistently high attack stats and some great ways to consistently special summon, to Blackwings in the 5ds era, which broke synchro summoning as we know it
However, further down the line, storage is going to be an issue
C Common Mad Archfiend X DARK Level 4 [ FiendEffect ] ATK 1800 DEF 0 If this card attacks a Defense Position monster, inflict piercing battle damage to your opponent
Blastoise holographic card (Promo #003) Promo Card Pack 25th Anniversary Edition, Japan 2021 PSA 10 (GEM-MT)
Trivia: This card is connected with my other two fanmade cards listed here: holycrapwhitedragon.deviantart holycrapwhitedragon.deviantart And is inspired in how Atem summoned Holactie (or Horakhty)
This all begs the question: Are you potentially sitting on a childhood gold mine sitting tucked away in a closet that you havent seen in nearly twenty years