2002 - SLOWPOKE 004/T - TRAINERS #15 - JPN
In Japan, this card was one of three cards available as inserts in Volume 15 of Pokémon Card Trainers magazine, released in March 2002.
Source: https://bulbapedia.bulbagarden.net/wiki/Slowpoke_(T_Promo_4)
2002 - SLOWPOKE 004/T - TRAINERS MAGAZINE #15 - JPN
PriceFrom £7.50
A - Near mint or better, comparable to a fresh pack
B - Excellent, very minor signs of wear
C - Lightly played, clearly visible signs of wear
D - Heavily played, moderate-to-heavy damage all over
E - Damaged, extremely worn and displays flaws all over