function execCommand(ctx, args, cursor)

    local rarity = MonsterRarity:new(0)

    if #args < 1 then
        return 0
    end

    local i = 1
    while i<#args do
        local arg = args[i]
        if string.sub(arg, 1, 1) == '-'
        then
            cmd = string.sub(arg, 2)
            print("cmd:",cmd)
            if cmd == "s" or cmd == "shiny" then
                table.remove(args, i)
                local r = args[i]
                if r == "uncommon" then
                    rarity = MonsterRarity:new(0, MonsterRarityColor.Uncomon)
                elseif r == "rare" then
                    rarity = MonsterRarity:new(0, MonsterRarityColor.Rare)
                elseif r == "divine" then
                    rarity = MonsterRarity:new(0, MonsterRarityColor.Divine)
                elseif r == "legendary" then
                    rarity = MonsterRarity:new(0, MonsterRarityColor.Legendary)
                end
            elseif cmd == "r" or cmd == "rarity" then
                table.remove(args, i)
                local r = tonumber(args[i])
                rarity = MonsterRarity:new(r)
            end

            table.remove(args, i)
        else
            i = i+1
        end
    end

    if #args < 1 then
        return 0
    end

    local level = 1
    local entry = pcEntryIdFromString(args[1])

    if #args >= 2 then
        level = tonumber(args[2])
        if level > 50000 then
            level = 50000
        end
    end

    local count = 1
    if #args >= 3 then
        count = tonumber(args[3])
    end

    local dx = 0
    if #args >= 4 then
        dx = tonumber(args[4])
    end


    local spawn_attr = MonsterSpawnAttributes:new(entry.ind)
    spawn_attr:setRarity(rarity)
    spawn_attr:setLevel(level)
    local spawn_params = MonsterSpawnParam:new()

    for i=0, count do
        pcCreateMonster(ctx, spawn_attr, cursor, spawn_params)
        cursor.x = cursor.x + dx
    end

    return 0
end