Spiritomb

Spiritomb (53/156), the Uncommon from Ultra Prism, has an estimated ungraded market price of about under $1. Note: 20 other cards named Spiritomb exist across the sets Riffle tracks, at very different values; check the collector number.

This page covers Spiritomb (53/156), the Uncommon (about under $1) from Ultra Prism.

The other versions: #16/146 from Legends Awakened (Rare Holo, about $11–$15); #32/99 from Arceus (Rare, about $8–$11); #10/102 from Triumphant (Rare Holo, about $7–$10); #87/113 from Legendary Treasures (Uncommon, about $5–$7); #158/91 from Paldean Fates (Shiny rare, about $5–$7); #112/214 from Unbroken Bonds (Rare, about $3–$5); #TG09/30 from Lost Origin Trainer Gallery (Rare, about $2–$3); #148/132 from Mega Evolution (Illustration rare, about $2–$3); #116/192 from Rebel Clash (Rare, about $1–$2); #55/119 from Phantom Forces (Rare, about under $1); #62/114 from Steam Siege (Rare, about under $1); #89/181 from Team Up (Uncommon, about under $1); #103/198 from Chilling Reign (Rare, about under $1); #035/84 from Pitch Black (Rare, about under $1); #47/73 from Shining Legends (Uncommon, about under $1); #117/196 from Lost Origin (Rare, about under $1); #089/172 from Brilliant Stars (Common, about under $1); #087/132 from Mega Evolution (Uncommon, about under $1); #089/193 from Paldea Evolved (Rare, about under $1); #129/198 from Scarlet & Violet (Uncommon, about under $1).

The collector number printed at the bottom of the card is the reliable way to tell them apart.