Combined with Door of Destinies, your army of tokens can become monsters and the only choice for your opponent at that point will be to wipe the board altogether
The Pokmon card market has shown impressive growth over the years and with the hobby continuing to expand, investing in quality graded cards whether English or Japanese is a decision you're unlikely to regret
Many of the cards in the deck care about dealing combat damage or interacting with historic permanents (which most cards are since legendary and artifact cards are considered such)
It could even be a sticker
Neo Revelation (2001) Neo Revelation introduces the legendary beasts, such as Raikou, Entei, and Suicune, plus Ho-Oh and the games first Shining Pokmon
It came inside the January, 2017 issue of Coro Coro comic, in December, 2016 (Comic and contents of the theme deck NOT INCLUDED