Explore games for macOS tagged Shoot 'Em Up on itch.io. Shoot 'Em Up or shmup games are a subset of shooter games where the player continually moves forward while waves of enemies enter the screen. Both shooting and dodging are critical to advancing. First-person shooter Commercial 7.6.1–9.2.2, 10.x Doom II: Hell on Earth: id Software 1995 First-person shooter Commercial 7.6.1–9.2.2, 10.x Doom 3: Aspyr Media/id Software 2005 First-person shooter Commercial 10.4.11–10.8.x DotBot: Doulber Gold: Phelios Inc Downfall: DQ Tycoon: Dr. Daisy Pet Vet: Dr. Lynch Grave Secrets: Dracula 3 - The. OS: Mac OS X 10.11 or higher Processor: Intel Core i5-3210M (2. 2500) RAM: 4 GB of RAM Video card: Intel HD Graphics 530 Disk space: 200 MB Additional: Xbox Gamepad Recommended. Description: Katana ZERO is a whirlwind neo-noir action platformer with instant death. Chop, dodge and control time as you unravel the secrets of your own past.