AttackSelf Charge
Attach a Metal Energy card from your hand to Aron.

Aron is Pokédex #304, generation 3 (Hoenn). Aron is a Basic Metal Pokémon with 50 HP. The card lists Lairon, Lairon (#305) under evolves to.
Aron sits at 48/92 in Legend Maker, position 48 of 93. Before it is 47 Weepinbell, and after it is 49 Bellsprout. The set belongs to the EX series. It was released on 1 February 2006. The printed size is 92. This checklist is longer, at 93 cards. The listed rarity is Common.
The attack Self Charge lists no damage number. The cost is Colorless. Attach a Metal Energy card from your hand to Aron. Headbutt is another attack lists 20 damage. The cost is Metal, Colorless. Weakness is Fire ×2. Resistance is Grass -30. Retreat cost is 2.
Aron (#304) has 22 other cards in the catalog. Those other cards are in 19 sets. The other printings with a release date run from 2003 to 2024. The earliest other card is Aron 25/109 in Ruby & Sapphire (2003). Both list 50 HP. The rarity there is Uncommon, and here it is Common. Midori Harada illustrated that card, and Miki Tanaka illustrated this one. Retreat cost there is 1, and here it is 2. 12 other cards of Aron list a different HP.
The illustrator line reads Miki Tanaka. I count 192 other cards in the catalog with that illustrator.
Legend Maker set binder is where a full Legend Maker set goes. This card fills one slot there. A generation binder holds one card of each species. Aron can fill a slot in Generation 3 binder (Hoenn). I still need this card.
Attach a Metal Energy card from your hand to Aron.
Legend Maker, in the EX series. It was released on 1 February 2006. The printed size is 92.
48/92. It is entry 48 of 93 in this checklist.
Miki Tanaka. The catalog lists 192 other cards with that illustrator.
Common.
Aron #304, generation 3 (Hoenn).
Self Charge and Headbutt (20).