The vampires in "Stalker 2: Heart of Chernobyl" are very powerful special mutant enemies in the game. If you want to fight the vampires, you can turn your back to the wall, so that the vampires will only appear in front of you. , you can just shoot them with a shotgun, vampires are still very good at disguise.
How to fight vampires in STALKER 2: Heart of Chernobyl
Mutated enemy vampires can disguise themselves and attack in melee combat. Ideally, you should have your back to a wall so that the creature can only appear in front of you and you'll be ready for a close-range shotgun blast.
This way it’s not too difficult, so you can pay attention.