Monster Smack is an action game that you can play here on miniclip action games free online play. In this one, your mission is to protect your house from the monsters. In front of you is a white fence, the monsters will jump from outside into your house by jumping over the fence.
Also at https://miniclipgames.games/, the game has a leaderboard online system to honor the top players. Once the monsters jump up, you need to click on them to destroy them. But you need to avoid clicking on the pets. If you click on the pets you will lose and if you let the monsters into the house you will also lose.
You just click to destroy the monsters.