First-person shooter game published by Sierra Studios in which players must escape a research facility: Hyph. crossword clue

The reason you are here is because you are looking for the First-person shooter game published by Sierra Studios in which players must escape a research facility: Hyph. crossword clue answers and solutions which was last seen today March 17 2019, at the popular Daily Themed Crossword puzzle. Clue: First-person shooter game published by Sierra