if (fight_type == "aqua")
{
    myattackchoice = -1;
    var duck = false;
    with (obj_aqua_enemy)
    {
        if (myattackchoice == 5)
            duck = true;
    }
    if (turns > 0 && turns < 4 && !duck)
        myattackchoice = 0;
    if (turns == 5)
        myattackchoice = 1;
    if (turns == 6)
        myattackchoice = 2;
}