Cards like Mayhem Devil or Tergrid, God of Fright can help you form a cohesive sacrifice deck
In fact, there's only one card in all of Magic other than this one that mechanically enhances Catsthis card (and yes, there are lots and lots of Cat tokenmaking cards): However, Raksha Golden Cub, from Fifth Dawn , is both seven mana to cast and has a hoop to jump throughRaksha needs to be equipped before boosting all your Cats
The deck starts by casting efficiently-costed, aggressive creatures including It That Heralds the End (+1/+1 for all colorless creatures), Propagator Drone (evolve, eldrazi tokens), and Basking Broodscale (adapt, eldrazi creature tokens)
Leaving a 1/1 creature around is brutal since it can still attack and block, and if you have any X/1s it can be super miserable