This is where the Playable Pets mod comes into play, offering a solution to the age-old question: The Sims 4 Pets: A Brief Overviewīefore diving into the world of the Playable Pets mod, let’s take a moment to appreciate what the “Cats & Dogs” expansion pack brought to the game. While these pets added a new layer of depth to the game, many players expressed a desire for more control over their four-legged friends. With the addition of the “Cats & Dogs” expansion pack, players were introduced to furry companions in the form of pets. The Sims 4 is a beloved life simulation game that allows players to create and control virtual characters, build homes, and shape their stories.