Darkness Energy

Darkness Energy (129/130), the Common from Diamond & Pearl, has an estimated ungraded market price of about $9.50, typically in the $8–$11 range. Note: 25 other cards named Darkness Energy exist across the sets Riffle tracks, at very different values; check the collector number.

This page covers Darkness Energy (129/130), the Common (about $8–$11) from Diamond & Pearl.

The other versions: #94/95 from Call of Legends (Common, about $95–$125); #121/123 from HeartGold SoulSilver (Common, about $49–$65); #168/147 from Burning Shadows (Secret Rare, about $47–$65); #236/203 from Evolving Skies (Secret Rare, about $21–$28); #142/147 from Aquapolis (Rare, about $9–$12); #158/165 from Expedition Base Set (Rare, about $8–$11); #104/111 from Neo Genesis (Rare, about $6–$9); #158/159 from Crown Zenith (Ultra Rare, about $6–$8); #111/114 from Black & White (Common, about $4–$5); #96/115 from Unseen Forces (Rare, about $2–$3); #94/110 from Holon Phantoms (Rare, about $2–$3); #86/106 from Emerald (Rare, about about $2); #97/108 from Evolutions (Common, about $1–$2); #93/109 from Ruby & Sapphire (Rare, about $1–$2); #93/100 from Majestic Dawn (Uncommon, about about $1); #103/113 from Delta Species (Rare, about about $1); #86/95 from Call of Legends (Uncommon, about $0.90–$1); #138/146 from XY (Common, about $0.80–$1); #81/83 from Generations (Common, about $0.70–$1); #129/132 from Secret Wonders (Uncommon, about $0.70–$1); #119/123 from Mysterious Treasures (Uncommon, about under $1); #87/108 from Power Keepers (Rare, about under $1); #79/90 from Undaunted (Uncommon, about under $1); #99/111 from Rising Rivals (Uncommon, about under $1); #170/149 from Sun & Moon (Common, about under $1).

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