Kings of Rugby is a free-to-play, HTML5 online rugby game. You can play it on your computer or mobile device. The game is easy to learn but difficult to master. You need to pass the ball accurately, kick it through the uprights, and tackle your opponents to win. There are different game modes to choose from, including a single-player campaign, a multiplayer mode, and a practice mode. Kings of Rugby is a great way to learn about rugby or to improve your skills.