Method one is to use it as the kill in an engine or abuse it with cards that return to hand, which would occasionally happen, but it was rare as there were generally more efficient engines
A Pokemon or a scene might play a role in giving a card a distinctly Halloween feel, but the combination of a creepy scene and a terrifying Pokemon is Halloween personified
The competition was the first Pokmon illustration contest to be held outside of Japan, and invited international fans to submit artwork created in the video games Free Paint mode across two categories: Dress-Up Pikachu, featuring the popular electric mouse in costumes, and Your Favorite Pokmon, which allowed for any Pokmon to be drawn
Secret missions appear in the missions tab after they've been completed and are ready to be redeemed for rewards, but until then there's no way of knowing that they're there until that point (unless you're using the guide above, of course)
That bonus life gain will make a real difference when facing the burn player