public void OnStartup(){
    IObjectTimerTrigger Timer0 = (IObjectTimerTrigger)Game.CreateObject("TimerTrigger");
    Timer0.SetIntervalTime(400);
    Timer0.SetRepeatCount(0);
    Timer0.SetScriptMethod("Test");
    Timer0.Trigger();
}

public void Test(TriggerArgs args){
    foreach(IPlayer ply in Game.GetPlayers()){
        if(ply.IsKicking&&ply.IsWalking){
        Vector2 Here = ply.GetWorldPosition() + new Vector2(10, 5);
        Vector2 Here2 = ply.GetWorldPosition() + new Vector2(-10, 5);
        int playr_dir = ply.FacingDirection;
            if (playr_dir == 1) {
                Game.CreateObject("BarrelExplosive", Here2, 0f);
            }
            if (playr_dir == -1) {
                Game.CreateObject("BarrelExplosive", Here, 0f);
            }
        }
    }
}