"Honor of Kings" is a popular multiplayer online battle arena (MOBA) game developed and published by Tencent Games, a leading Chinese gaming company. It was initially released in 2015 for iOS and Android devices. The game is known as "Arena of Valor" in regions outside of China.

In "Honor of Kings," players control a single character, known as a hero, and team up with other players to compete against an opposing team. The goal is to destroy the enemy's base while defending your own. Players can choose from a variety of heroes, each with unique abilities and playstyles, and work together to achieve victory.

The game has gained immense popularity in China and has become one of the highest-grossing mobile games worldwide. It has a large player base and a thriving esports scene, with professional leagues and tournaments held regularly. Due to its success, "Honor of Kings" has also inspired various adaptations and spin-offs, including comics, novels, and an animated series.