on damage:
    send "&7-%damage*2% ダメージ!" to victim
on death of player:
    broadcast "&7%victim% は %attacker% に殺害された!"
on damage:
    projectile is a arrow
    send "&7%victim% は %victim's health*2% ハート残っています!" to attacker
on death:
    send "&7%victim% をキルした!" to attacker