This can be a great way of achieving a particular rare (along with a few random ones), assuming its a rare that you want
Its a 3-drop that asks you to empty your library and draw from it to win instead of losing
Trainer cards create a wide range of effects that influence the game, such as drawing cards, healing Pokmon, removing Energy from opposing Pokmon, or recovering cards from the discard pile
You can even duel characters across anime generations (ex
Holographic Foil cards, also known as Holofoils, Holos, and Foils, are treated with a special reflective layer to give an additional visual effect to their illustrations
Whats more, you can cast that card until the end of the turn