Game-loving high school student Akira Shiroyanagi survives an encounter with a monster, only to be fatally wounded by a girl named Mion. Soon after, he wakes to find himself part of an "ability focus group," a large group of people granted powerful abilities and forced to fight - and possibly kill - one another!
you could have easily 
stopped him non-fatally.
.أمكنك إيقافه بسهولة دون قتله
avresti potuto fermarlo facilmente senza ucciderlo.
poderia facilmente tê-lo
impedido sem matá-lo.