There are more extremely desirable cards than I have space to write about here - but by all means join the Wargamer Discord community and we can squee about them
On your opponent's turn, you can discard it to negate the effects of that Monster for the rest of that turn
Not only do you play as the antagonist whenever they canonically won a duel from the anime, but the Campaign Mode also lets you play Reverse Duels where you switch control from the winning duelist to the losing one
When Yugi and Jonouchi learn of these secrets when they follow her, after initially thinking she is participating in enjo ksai, she comes to respect them for their willingness to support her and keep her secrets
If your opponent doesn't control a Toon Monster, this card can attack your opponent's Life Points directly
Essentially, the deck is maxx C-proof because any 2 cards can deck out an opponent, and your own trap card creates an infinite life auto-win because you can infinitely recycle