Flareon

Flareon (5/115), the Rare from Unseen Forces, has an estimated ungraded market price of about $130–$170. Note: 18 other cards named Flareon exist across the sets Riffle tracks, at very different values; check the collector number.

This page covers Flareon (5/115), the Rare (about $130–$170) from Unseen Forces.

The other versions: #H07/144 from Skyridge (Rare, about $510–$670); #8/144 from Skyridge (Rare, about $200–$270); #10/110 from Legendary Collection (Rare, about $135–$180); #3/64 from Jungle (Rare, about $125–$165); #5/100 from Sandstorm (Rare, about $95–$130); #19/100 from Majestic Dawn (Rare, about $43–$60); #19/64 from Jungle (Rare, about $35–$46); #12/116 from Plasma Freeze (Uncommon, about $32–$42); #44/95 from Call of Legends (Uncommon, about $29–$38); #19/111 from Rising Rivals (Rare, about $25–$33); #26/90 from Undaunted (Uncommon, about $23–$31); #TG01/30 from Brilliant Stars Trainer Gallery (Rare, about $20–$26); #12/108 from Dark Explorers (Uncommon, about $15–$20); #25/236 from Cosmic Eclipse (Uncommon, about $6–$8); #13/98 from Ancient Origins (Uncommon, about $4–$6); #136/165 from 151 (Rare, about $2–$3); #26/185 from Vivid Voltage (Rare, about $0.70–$1); #013/131 from Prismatic Evolutions (Rare, about under $1).

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