Wigglytuff

Wigglytuff (66/124), the Uncommon from Fates Collide, has an estimated ungraded market price of about $3–$4. Note: 20 other cards named Wigglytuff exist across the sets Riffle tracks, at very different values; check the collector number.

This page covers Wigglytuff (66/124), the Uncommon (about $3–$4) from Fates Collide.

The other versions: #34/144 from Skyridge (Rare, about $175–$230); #16/64 from Jungle (Rare, about $65–$90); #13/100 from Crystal Guardians (Rare, about $26–$34); #52/112 from FireRed & LeafGreen (Uncommon, about $22–$29); #19/130 from Base Set 2 (Rare, about $21–$28); #32/64 from Jungle (Rare, about $18–$24); #32/106 from Great Encounters (Rare, about $11–$15); #135/214 from Unbroken Bonds (Rare, about $10–$14); #56/123 from HeartGold SoulSilver (Uncommon, about $6–$8); #147/91 from Paldean Fates (Shiny rare, about $6–$8); #105/94 from Phantasmal Flames (Illustration rare, about $6–$8); #72/111 from Crimson Invasion (Rare, about $5–$7); #90/146 from XY (Rare, about $3–$5); #79/99 from Next Destinies (Rare, about $3–$4); #134/214 from Lost Thunder (Rare, about $2–$3); #89/146 from XY (Rare, about $2–$3); #111/264 from Fusion Strike (Uncommon, about $2–$3); #68/189 from Darkness Ablaze (Rare, about under $1); #084/193 from Paldea Evolved (Rare, about under $1); #077/94 from Phantasmal Flames (Uncommon, about under $1).

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