Aquapolis is a set in the E-Card series. It was released on January 15, 2003. The printed size is 147. This checklist is longer, at 182 cards. Porygon2 is 28/147, in position 28 of 182 on this checklist. Before it is 27 Parasect, and after it is 29 Primeape. The listed rarity is Rare.
Porygon2 is a Stage 1 Colorless Pokémon with 70 HP. In the Pokédex this is Porygon2 (#233), generation 2 (Johto). The card says it evolves from Porygon. In this catalog that name is Porygon (#137). The card lists Porygon-Z, Porygon-Z (#474) under evolves to.
Hikaru Koike illustrated this card. The same name is on 46 other cards in the catalog.
Porygon2 (#233) has 16 other cards in the catalog. Those other cards are in 16 sets. The other printings with a release date run from 2001 to 2025. The earliest other card is Porygon2 12/64 in Neo Revelation (2001). Both list 70 HP. The rarity there is Rare Holo, and here it is Rare. Keiji Kinebuchi illustrated that card, and Hikaru Koike illustrated this one. 12 other cards of Porygon2 list a different HP.
Backup is listed as Poké-Power. Once during each of your turns (before your attack), if you have 2 or fewer cards in your hand, you may draw cards from your deck until you have 3 cards in your hand. This power can't be used if Porygon2 is affected by a Special Condition. The attack Hypnotic Ray lists 20 damage. The cost is Colorless, Colorless. The Defending Pokémon is now Asleep. Weakness is Fighting ×2. Retreat cost is 1.
I keep a set binder for Aquapolis, meant to hold every card of that set. This card is one slot in the Aquapolis set binder. A generation binder holds one card of each species. Porygon2 can fill a slot in Generation 2 binder (Johto). I still need this card.