Hitman. Action 11 March The sixth major installment in the best-selling TPP stealth game series, which originated in and is continually developed by. Pages in category " Hitman (video game series)". The following 12 pages are in this category, out of 12 total. This list may not reflect recent changes (learn more). Hitman (usually stylized " HITMAN ™") is a series of stealth/shooter combo video games created by.