If the player also has [瘟疫手枪] or the [注射器] , the guns' ammo capacity is increased by 50%, their projectiles can bounce, and the size of the projectiles increase.
Super Serum - If the player also has [瘟疫手枪] or the [注射器] , the guns' ammo capacity is increased by 50%, their projectiles can bounce, and the size of the projectiles increase.
