public void DeregisterFromTickManager(ThingWithComps thing)
        {
            if (thing.def.tickerType != TickerType.Never)
            {
                return;                                            // already done or complained about
            }
            // [Reflection] TickManager.tickListRare.DeregisterThing(thing)
            FieldInfo tickListRareField = AccessTools.Field(typeof(TickManager), "tickListRare");
            TickList  tickListRare      = (TickList)tickListRareField.GetValue(Find.TickManager);

            tickListRare.DeregisterThing(thing);
        }