When you play him, aim to boost his Resist so that he can last longer when challenging your opponent
By attacking together with the Characters played using "OP12-094 Monkey.D.Dragon", your opponent will have a tough time defending.
These are special cards that arent released in booster packs, so theyre technically not sets you can buy
And Mental Misstep is the ultimate tempo card, countering key 1-drops like Sol Ring, Mystic Remora, or Vampiric Tutor before your opponent can even get going
Vampiric Tutor allows the player to search through their library and get that card, then place it on top
[1] It was illustrated by Atsuko Nishida, one of Pikachus original creators, and only 39 copies are believed to exist, making it the rarest and most expensive Pokmon card in existence