protected override void OnAfterDelete()
{
base.OnAfterDelete();
Altar = null;
Vendor = null;
BossEarth = null;
BossFire = null;
BossFrost = null;
BossPoison = null;
BossEnergy = null;
Bosses.SetAll(i => null);
Bosses = null;
TeleportersTo.SetAll(i => null);
TeleportersTo = null;
TeleportersFrom.SetAll(i => null);
TeleportersFrom = null;
Circles = null;
Floors.Free(true);
Floors.SetAll(i => null);
Floors = null;
Stage.Free(true);
Stage = null;
}