Electrode is card #H7 of 147 in Aquapolis (2003), a Rare Holo illustrated by Shin-ichi Yoshida. In an Aquapolis booster it turns up about once every 84 packs. It is one of 46 Electrode cards printed so far.
1999Base Set
2003Skyridge
2004FireRed & LeafGreen
2007Secret Wonders
2011BW Black Star Promos
2014XY
2018Celestial Storm
2021Chilling Reign

















See the full Aquapolis card list
It is a Rare Holo, and it shows up about once every 84 Aquapolis packs.
Shin-ichi Yoshida drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Aquapolis booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.