It is card 2 of the 132 in the official Gym Challenge checklist. If you are completing the set, mark it in your collection to keep track.
Rarity: Holo Rare. The symbol in the bottom corner confirms it at a glance, as explained in Pokémon card rarities explained.
It exists in several finishes (Holo, 1st edition). Each one has its own price; the average above is for the regular version.
Artwork by Ken Sugimori. Some collectors chase every card by the same artist: how to start (in Spanish).
Attacks
Fire
Roaring Flames
20+
Discard all Fire Energy cards attached to Blaine's Charizard. If all Energy cards attached to Blaine's Charizard provide 2 Fire Energy, discard all of them. This attack does 20 damage plus 20 more damage for each Fire Energy discarded in this way.
FireFire
Flame Jet
Flip a coin. If heads, choose 1 of your opponent's Pokémon. This attack does 40 damage to that Pokémon. Don't apply Weakness and Resistance for this attack. (Any other effects that would happen after applying Weakness and Resistance still happen.)