Metal Slug - The definitive, side-scrolling bullet hell platformer.
Galaga - Galaga is a 1981 superb Shoot ‘em up, Action, Single-player, and Arcade video game created by Bandai Namco Studios Inc.
Mercenary Kings - Mercenary Kings is a wonderful combination of Action-packed Side-Scrolling Run and Gun and Platforming video game by Tribute Games.
1942 Game - 1942 is a Vertically Scrolling Shoot ’em-up, Single and Multiplayer video game developed and published by Capcom.
Super Time Force - Super Time Force is a brilliant Action-Adventure, 2D Retro Run and Gun and Side-Scrolling video game by the popular Capybara Games available to play on PlayStation 4, PlayStation Vita, Xbox 360, Xbox One and Microsoft Windows.
Gradius - Gradius is a 1984 Arcade, Horizontally-Scroll, Single-player, and Shoot ‘em up video game developed and published by Konami.