In short, I know of roughly 35-40 variations for Filler cards
Universes Beyond like Warhammer 40,000 are accepted for bending the lore and gameplay rules occasionally, but The One Ring's emblem feels like cheating in ways that even a non-canon Universes Beyond product can't justify
Randomly select 1 card in your opponents hand and declare 1 type (Monster, Spell or Trap), then reveal that card, and if it is the declared type, inflict 500 damage to your opponent
Cynthia's Garchomp ex #111Double Rare $0.67 Cynthia's Garchomp ex #204Promo $5.89 Cynthia's Garchomp ex #90Double Rare $0.30 Cynthia's Garchomp ex #44Double Rare $0.30 Cynthia's Garchomp ex - 080/063 #80Super Rare $6.21 Cynthia's Garchomp ex - 087/063 #87Special Art Rare $208.37 Cynthia's Garchomp ex - 091/063 #91Ultra Rare $28.75 Cynthia's Garchomp ex - 104/182 #104Double Rare $9.42 Cynthia's Garchomp ex - 104/182 #104Double Rare $0.78 Cynthia's Garchomp ex - 215/182 #215Ultra Rare $4.40 Carnivine #53Uncommon $0.45 Butterfree FB #17Rare $8.80 Yanma (Shiny) #SH9Shiny Holo Rare $67.63 Drifblim FB #3Holo Rare $7.46 Sandslash #42Rare $2.72 Swampert #12Holo Rare $22.89 Mr
As long as purple Straw Hats get printed, this deck will stay on top