Call of Duty - Call of Duty is a first-person and third-person shooter series by Infinity Ward.

TestRail - TestRail provides comprehensive test case management for software testing. Organize your testing, boost productivity, get real-time insights, and track progress toward milestones. Integrates with leading issue tracking and test automation tools.

Xonotic - Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.

TestLink - Test & requirements management

Battlefield - The latest news and updates for all things Battlefield, the EA and DICE video game franchise.

Qase - Test case management software for QA and development teams that helps you make your product better.