Since the Dragon-type was not introduced to the TCG until the Black & White era, all of them used either the Colorless type or their secondary type until then
He has a strength of four, a willpower of five, can quest for two lore, plus has an ability, go figure
Any creature deck with expendable creatures is going to love playing thissacrifice one creature to devour, and its a 9/9 for six mana
Check out my Pokemon Cards Pre-Grading Checklist
As for Shirahoshi, shes a 4-cost Blocker that gives one of the opponents Characters -4 cost-reduction, perfect if you follow her up with 5-cost Egghead Luffy to KO a high-cost Character
The promo Pikachu card you can purchase from the Premium Shop does not require duplicates for its Flairs