自分 gun skills are far beyond 相手 meaning 自分 will always win in gun related fights

at start of battle 自分 相手 are given a gun that will always instant kill & then turn around and try to shoot each other first the bullets can not be stopped or negated 自分 & 相手 can only use the guns to attack each other neither 自分 & 相手 can use any ability it is only decided by who is more skilled with a gun