Open Close Door (2026)

Retro FPS in the style of a Boomer Shooter! Step into the role of an agent and enter a lab filled with mutants, traps, and mad experiments of Dr. Hemlock. Uncover the dark truth, fight for survival, and discover what hides behind the locked doors. Will you survive?

• 4 Steam reviews
• released 2026

Tags

• Action
• Casual
• Adventure
• 3D Fighter
• Interactive Fiction
• Shooter
• Boomer Shooter
• FPS
• 2D
• 3D
• Pixel Graphics
• First-Person
• Horror
• Indie
• Gore
• Zombies
• Detective
• Retro
• Military
• PvE

See Open Close Door on the map of Steam · Steam store page