function onKill(cid, target, lastHit)

    -- Security check dla potworów, jeśli gdzieś są używane storage w potworach, żeby się nie gryzło z Task Systemem
    if not isPlayer(cid) then
        return true
    end

    -- Sprawdzanie czy `target` jest graczem, security check
    if isPlayer(target) then
        return true
    end
   
    local startedTasks = getPlayerStartedTasks(cid)
    local monsterName = getCreatureName(target):lower()
    for taskmonster, task_id in ipairs(startedTasks) do
        if(startedTasks and #startedTasks > 0) then
            local currentTask = tasks[task_id]
            if isInArray(currentTask.creatures, monsterName) then
                local status = KILLSSTORAGE_BASE + task_id
                if(getPlayerStorageValue(cid, status) < 0) then
                    setPlayerStorageValue(cid, status, 0)
                end
                local killsCount = getPlayerStorageValue(cid, status)

               -- Dla solo
                if killsCount < currentTask.killsRequired then
                            setPlayerStorageValue(cid, status, killsCount + 1)
                            doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_BLUE, "You killed " ..(killsCount+1).. " of " .. currentTask.killsRequired .. " " .. currentTask.raceName .. " so far.")
                        if killsCount == currentTask.killsRequired then
                            doPlayerSendTextMessage(cid, MESSAGE_STATUS_CONSOLE_BLUE, "Congratulations! You completed " .. currentTask.raceName .. " task! (Killed " ..(killsCount+1).. " of " .. currentTask.killsRequired .. "). Go back to Grizzly Adams and report it to get reward!")
                        end

                    local party = getPartyMembers(cid)
                    -- Dla Party
                    if party then
                        for it, member in ipairs(party) do
                            local member_status = getPlayerStorageValue(member, status)
                            -- isPartySharedExperienceActive(member) // canUseSharedExperience
                            if (not member == cid) and (member and canUseSharedExperience(member)) then -- Musi być share włączone, żeby zaliczało task.
                            if member_status < currentTask.killsRequired then
                                    setPlayerStorageValue(member, status, killsCount + 1)
                                    doPlayerSendTextMessage(member, MESSAGE_STATUS_CONSOLE_BLUE, "You killed " ..(killsCount+1).. " of " .. currentTask.killsRequired .. " " .. currentTask.raceName .. " so far.")
                                if member_status == currentTask.killsRequired then
                                    doPlayerSendTextMessage(member, MESSAGE_STATUS_CONSOLE_BLUE, "Congratulations! You completed " .. currentTask.raceName .. " task! (Killed " ..(killsCount+1).. " of " .. currentTask.killsRequired .. "). Go back to Grizzly Adams and report it to get reward!")
                                end
                            end
                            end
                            break
                        end
                    end
                end
            end
        end
    end

    return true
end