on chat

Próbuje napisać bedwarsy w skript i mam 2 pytanka:

1.

on damage of player:
    wait 1 tick
    if victim's health is 0:
        if {team.%player%} is set:
            set victim's health to 10
            teleport victim to {arena.%player%} <--------------- tutaj nie mozna uzyc victim i nie wiem jak to napisac
            execute console command "/gamemode 3 %victim%"
            loop 100 times:
                send "" to player
            wait 1 second
            display "&c&m----&4[&25&4]&c&m----" on bossbar with 100 percent by 1 second for victim
            wait 1 second
            display "&c&m----&4[&24&4]&c&m----" on bossbar with 100 percent by 1 second for victim
            wait 1 second
            display "&c&m----&4[&23&4]&c&m----" on bossbar with 100 percent by 1 second for victim
            wait 1 second
            display "&c&m----&4[&22&4]&c&m----" on bossbar with 100 percent by 1 second for victim
            wait 1 second
            display "&c&m----&4[&21&4]&c&m----" on bossbar with 100 percent by 1 second for victim
            wait 1 second
            display "&c&m----&4[&20&4]&c&m----" on bossbar with 100 percent by 1 second for victim
            wait 1 second
            execute console command "/gamemode 1 %victim%"
            teleport victim to {team.%player%}
            loop 100 times:
            send "" to player
            send "&2&lOdrodziles sie na nowo!" to 
        else:
            teleport victim to {death.spawn}

#w prawie kazdym jak pisze victim to jest błąd

2.

on chat:
    if {chat.%player%} is set:
        loop all players:
            if {chat.%loop-player%} is {chat.%player%}
                send "{color}%player%&9: &8%tutaj nie wiem jak zrobic zeby wyswietlilo co ta osoba napisala na chacie%" to (tutaj nie wiem jak zrobic ze do tej osoby co ma taką samą zmienną chat.%player%)