Mercenary Kings, developed by Tribute Games, is a side-scrolling 2D-action game that brings nostalgia to the fullest. This game is a re-imagining of the classic game called Metal Slug. The game is set in a pixel art world, making it a perfect fit for those who feel deep nostalgia for classic video games played on systems like (S)NES or Sega. The game features about 100 missions, boss battles, hostage rescues, and item collection. Players can also play with up to three of their friends in local co-op mode. The game has a main hub where players can prepare for missions before going out. In Mercenary Kings, players run, jump, crouch, roll and most importantly, shoot. The enemies drop loot when killed, which players can use to upgrade their weapons. Overall, Mercenary Kings is a simple yet addictive and fun game for those who seek a nostalgic gaming experience.