The tip of its tail, which contains oil that is lighter than water, lets it swim without drowning.
Release information
This card was released as a promotional card. In Japan, it came with the June 1999 issue of CoroCoro comic. The English version of the card was available through the Pokémon League in December 2000.
Trivia
This card was the first promotional card to feature the aesthetic changes made to the cards in the Neo series, both in English and Japanese.
This card featured several errors:
"Length" was listed as "Height" on the card. Ironically, cards from the Generation IV era list the field as a height as standard.
A that should be before the first occurence of "Energy" in the attack name isn't there.