Eevee

Eevee (166/236), the Common from Cosmic Eclipse, has an estimated ungraded market price of about $2–$3. Note: 45 other cards named Eevee exist across the sets Riffle tracks, at very different values; check the collector number.

This page covers Eevee (166/236), the Common (about $2–$3) from Cosmic Eclipse.

The other versions: #74/110 from Legendary Collection (Common, about $430–$560); #54/144 from Skyridge (Common, about $155–$210); #55/115 from Unseen Forces (Common, about $100–$135); #188/167 from Twilight Masquerade (Illustration rare, about $80–$110); #63/100 from Sandstorm (Common, about $70–$95); #69/113 from Delta Species (Common, about $60–$80); #83/108 from Dark Explorers (Common, about $45–$60); #63/100 from Majestic Dawn (Common, about $40–$55); #62/100 from Majestic Dawn (Common, about $39–$55); #84/108 from Dark Explorers (Common, about $38–$49); #RC14/113 from Legendary Treasures (Uncommon, about $31–$41); #75/147 from Aquapolis (Common, about $29–$39); #47/90 from Undaunted (Common, about $28–$37); #59/111 from Rising Rivals (Common, about $23–$30); #38/75 from Neo Discovery (Uncommon, about $20–$26); #56/95 from Call of Legends (Common, about $18–$24); #48/90 from Undaunted (Common, about $17–$22); #TG11/30 from Brilliant Stars Trainer Gallery (Rare, about $16–$22); #90/116 from Plasma Freeze (Common, about $14–$19); #89/116 from Plasma Freeze (Common, about $14–$18); #105/156 from Ultra Prism (Common, about $13–$18); #51/64 from Jungle (Common, about $13–$18); #80/111 from Furious Fists (Common, about $8–$10); #55/82 from Team Rocket (Common, about $8–$10); #104/156 from Ultra Prism (Common, about $6–$8); #125/203 from Evolving Skies (Common, about $5–$7); #155/214 from Lost Thunder (Common, about $4–$6); #48/68 from Hidden Fates (Rare, about $4–$5); #167/236 from Cosmic Eclipse (Common, about $3–$4); #63/98 from Ancient Origins (Common, about $3–$4); #101/149 from Sun & Moon (Common, about $2–$3); #119/189 from Astral Radiance (Common, about about $1); #49/68 from Hidden Fates (Common, about about $1); #205/264 from Fusion Strike (Common, about $0.80–$1); #130/185 from Vivid Voltage (Common, about $0.70–$1); #52/72 from Shining Fates (Common, about under $1); #050/64 from Shrouded Fable (Common, about under $1); #054/78 from Pokémon GO (Common, about under $1); #113/142 from Stellar Crown (Common, about under $1); #166/197 from Obsidian Flames (Common, about under $1); #133/165 from 151 (Common, about under $1); #143/191 from Surging Sparks (Common, about under $1); #135/167 from Twilight Masquerade (Common, about under $1); #074/131 from Prismatic Evolutions (Common, about under $1); #SV41/94 from Hidden Fates Shiny Vault (Shiny rare).

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