if (isOffBoard() || !(isDeployed())) { return; }
    public void addPilotingModifierForTerrain(PilotingRollData roll, Coords c) {        if(c==null || roll==null) return;        IHex hex = game.getBoard().getHex(c);        int modifier = hex.terrainPilotingModifier();        if(modifier != 0) {            roll.addModifier(modifier, "difficult terrain");        }    }