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Your aristocrats deck undoubtedly has more cards to throw away and more ways to benefit from it, making these interesting resource denial tools

Some decks like Temur Rhinos play Force of Negation in the maindeck, but most opt to play it in the Sideboard and bring it in when it shines

If you use it against your opponent, he only needs to be a Fusion Monster, so he can hit M-HERO and Super Thunder Dragon, so it's useful outside of mirror matches

In the cube he is at his very best with sac lands and the like filling up graveyards with lands to eat and his two other tap effects come in incredibly handy in a wide array of match ups

So just find one to look at and start setting your deck up using those numbers