The most valuable card illustrated by Satoshi Ohta is Jirachi (Legends Awakened) at $82, ahead of Skitty ($27) and Marill ($24).
Value counts each card once at its highest-priced printing. The homepage leaderboard additionally requires a priced rarity cohort, so its totals run slightly leaner.
By TCGplayer market price, the most valuable Satoshi Ohta card is Jirachi (Legends Awakened) at $82, followed by Skitty (Legend Maker) $27, Marill (Expedition Base Set) $24, Chatot (Supreme Victors) $9, Wailmer (Great Encounters) $5. Prices are TCGplayer market for raw copies (any condition) and refresh daily.
TickerMint tracks 9 Pokemon cards illustrated by Satoshi Ohta across 9 printings, with a combined market value of $151 counting each card once at its priciest printing.