Artist signatures continue to show collector premiums, and it all depends on who signed the card. Here's a look at 3 recent signed vs unsigned auction sales: PSA 10 10 Hitoshi Ariga Pokmon TCG Violet EX Booster Box (Japanese, 30 Booster Packs) TCG Rip Factory *Japanese* Pokemon Scarlet ex Booster Pack 2025 Pokemon Japanese Sv9 battle Partners 117 N's Zoroark Ex Super Rare PSA 10 Graded Card GameStop Booster Pack Prices Pokemon Japanese E Battle Firered & Leafgreen Pokemon Cards Pokemon Inferno X M2 Japanese Booster Box Wright Cards