Heart of the Cards

!MagicalAU! In which Harry, newly graduated card wielder, ends up with Tom Riddle, Evil Card Mistress of the Century, as her terrible arch-nemesis... in both senses of the word, considering the fact that they don't make very good enemies. It isn't helping that their decks aren't the only things heating up the battle field, ifyouknowwhatImean. HP/TMR FEMSLASH; Oneshot