Index: binary-improvements2/WebServer/src/WebAPI/APIs/WorldState/Bloodmoon.cs
===================================================================
--- binary-improvements2/WebServer/src/WebAPI/APIs/WorldState/Bloodmoon.cs	(revision 437)
+++ binary-improvements2/WebServer/src/WebAPI/APIs/WorldState/Bloodmoon.cs	(revision 437)
@@ -0,0 +1,39 @@
+using JetBrains.Annotations;
+using Utf8Json;
+
+namespace Webserver.WebAPI.APIs.WorldState {
+	[UsedImplicitly]
+	public class Bloodmoon : AbsRestApi {
+		private static readonly byte[] jsonKeyGameTime = JsonWriter.GetEncodedPropertyNameWithBeginObject ("gameTime");
+		private static readonly byte[] jsonKeyBloodmoonActive = JsonWriter.GetEncodedPropertyNameWithPrefixValueSeparator ("bloodmoonActive");
+		private static readonly byte[] jsonKeyNextBloodmoon = JsonWriter.GetEncodedPropertyNameWithPrefixValueSeparator ("nextBloodmoon");
+		private static readonly byte[] jsonKeyNextBloodmoonEnd = JsonWriter.GetEncodedPropertyNameWithPrefixValueSeparator ("nextBloodmoonEnd");
+
+		protected override void HandleRestGet (RequestContext _context) {
+			ulong currentWorldTime = GameManager.Instance.World.worldTime;
+			(int currentDay, int currentHour, int currentMinut) = GameUtils.WorldTimeToElements (currentWorldTime);
+
+			int nextBloodmoonDay = GameStats.GetInt (EnumUtils.Parse<EnumGameStats> (nameof (EnumGameStats.BloodMoonDay)));
+
+			(int duskHour, int dawnHour) duskDawnHours = GameUtils.CalcDuskDawnHours (GamePrefs.GetInt (EnumUtils.Parse<EnumGamePrefs> (nameof (EnumGamePrefs.DayLightLength))));
+
+			PrepareEnvelopedResult (out JsonWriter writer);
+			
+			writer.WriteRaw (jsonKeyGameTime);
+			JsonCommons.WriteGameTimeObject (ref writer, currentDay, currentHour, currentMinut);
+
+			writer.WriteRaw (jsonKeyBloodmoonActive);
+			writer.WriteBoolean (GameUtils.IsBloodMoonTime (currentWorldTime, duskDawnHours, nextBloodmoonDay));
+			
+			writer.WriteRaw (jsonKeyNextBloodmoon);
+			JsonCommons.WriteGameTimeObject (ref writer, nextBloodmoonDay, duskDawnHours.duskHour, 0);
+			
+			writer.WriteRaw (jsonKeyNextBloodmoonEnd);
+			JsonCommons.WriteGameTimeObject (ref writer, nextBloodmoonDay + 1, duskDawnHours.dawnHour, 0);
+			
+			writer.WriteEndObject ();
+
+			SendEnvelopedResult (_context, ref writer);
+		}
+	}
+}