Blood

Blood is a first-person shooter video game developed by Monolith Productions and published by GT Interactive Software. The shareware version was released for the PC on March 5, 1997, while the full version was released on May 31, 1997 in North America, and June 20, 1997 in Europe.

Summary
You carved your soul to shreds in servitude to a dark god, but false promises and betrayal were your only reward. Now you have a score to settle and it will be measured in blood! Experience the madness in one carnage-soaked package! All the gore, all the unholy war! Zombies, gargoyles, hellhounds and blood-