Doduo

Doduo (45/106), the Common from Emerald, has an estimated ungraded market price of about $12–$16. Note: 18 other cards named Doduo exist across the sets Riffle tracks, at very different values; check the collector number.

This page covers Doduo (45/106), the Common (about $12–$16) from Emerald.

The other versions: #71/110 from Legendary Collection (Common, about $65–$85); #73/147 from Aquapolis (Common, about $16–$22); #62/112 from FireRed & LeafGreen (Common, about $12–$16); #60/101 from Hidden Legends (Common, about $4–$6); #199/91 from Paldean Fates (Shiny rare, about $4–$5); #45/90 from Undaunted (Common, about $2–$3); #48/102 from Base Set (Common, about about $2); #55/83 from Generations (Common, about $0.90–$1); #80/123 from Mysterious Treasures (Common, about $0.80–$1); #98/146 from XY (Common, about under $1); #72/130 from Base Set 2 (Common, about under $1); #99/135 from Plasma Storm (Common, about under $1); #116/162 from BREAKthrough (Common, about under $1); #115/162 from BREAKthrough (Common, about under $1); #150/214 from Unbroken Bonds (Common, about under $1); #69/108 from Evolutions (Common, about under $1); #084/165 from 151 (Common, about under $1); #102/147 from Supreme Victors (Common, about under $1).

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