Skrypcik help

Mam skrypt co jak sie uderzy gracza danym przedmiotem to dostaje nudesse i trucizne mozna uzyc co 300 s ale mam 0 bledow i cos niedziala

kod:

on rightclick:
    if player's tool is stone hoe of unbreaking 10 named "&8&lMityczna Rozga Zniszczenia" with lore "&cPotrafi w nadludzki sposob rzucic klatwe na gracza":
        loop all players in radius 2 of player:
            if difference between {EnergiaMarsa::%player%::lastuse} and now is smaller than 300 seconds:
                send "&8» &cPoczekaj 300 sekund do nastepnego uzycia"
                stop
            set {EnergiaMarsa::%player%::lastuse} to now
            chance of 100%:
                apply poison 4 to loop-player for 10 seconds
                apply Nausea 5 to loop-player for 10 seconds
                send "&8» &2Rzuciles klatwe na gracza %loop-player%!" to player
                send "&8» &2Rzucono na ciebie klatwe" to loop-player