Pokemon Card Game: DECK SHIELD - Koraidon Ex (64 Sleeves/Pack)

Pokemon Scarlet and Violet - KORAIDON EX GOLDEN HYPER RARE - 254/198 NM/M

Koraidon ex (Full Art) - 231/198

Pokemon Card Koraidon ex SAR 103/078 sv1S Scarlet & violet ex Holo Japanese NM

Mavin Pokemon TCG Scarlet & Violet Koraidon EX Hyper Rare Gold 254/198 Secret Rare

Pokemon TCG - SV1S - 103/078 (SAR) - Koraidon ex

Mavin Pokémon TCG Scarlet & Violet Koraidon ex #254/198 Hyper Rare

Can someone explain to me how my Koraidon ex shot up in value over 160% overnight? Was a $145 card, is now $454?? This doesn't usually happen…right? Usually as time goes by

Mavin Koraidon ex 124/197 - Pokemon TCG Obsidian Flames (2023) - NM - Holo Double Rare

PSA 10 Koraidon ex SAR 103/078 sv1S Alt Scarlet Violet ex Pokemon Japanese Card

New Koraidon ex Decks From Scarlet+Violet! Japan Pokemon TCG