It can feel almost impossible to get a one-shot headshot with snipers in Warzone 2, but it is not impossible. The MCPR-300 has some of the best long-range capabilities in Warzone 2, able to pop off a "one shot, one kill" on 250 health targets at a distance of 100 meters.
Karabiner 98k
Action
Bolt-action
Muzzle velocity
760 m/s (2,493 ft/s)
Effective firing range
500 m (550 yd) with iron sights 800 or 1,000 m (870 or 1,090 yd) with telescopic sight
Maximum firing range
4,700 m (5,100 yd) with s.S. Patrone