Added MfaLevel

src/Discord.Net/API/Common/Guild.cs

@@ -34,5 +34,7 @@ namespace Discord.API
         public Emoji[] Emojis { get; set; }
         [JsonProperty("features")]
         public string[] Features { get; set; }
+        [JsonProperty("mfa_level")]
+        public MfaLevel MfaLevel { get; set; }
     }
 }

src/Discord.Net/Entities/Guilds/Guild.cs

@@ -23,12 +23,13 @@ namespace Discord
         public int AFKTimeout { get; private set; }
         public bool IsEmbeddable { get; private set; }
         public VerificationLevel VerificationLevel { get; private set; }
+        public MfaLevel MfaLevel { get; private set; }
 
+        public override DiscordClient Discord { get; }
         public ulong? AFKChannelId { get; private set; }
         public ulong? EmbedChannelId { get; private set; }
         public ulong OwnerId { get; private set; }
         public string VoiceRegionId { get; private set; }
-        public override DiscordClient Discord { get; }
         public ImmutableArray<Emoji> Emojis { get; protected set; }
         public ImmutableArray<string> Features { get; protected set; }
 
@@ -60,7 +61,8 @@ namespace Discord
             VoiceRegionId = model.Region;
             _splashId = model.Splash;
             VerificationLevel = model.VerificationLevel;
-            
+            MfaLevel = model.MfaLevel;
+
             if (model.Emojis != null)
             {
                 var emojis = ImmutableArray.CreateBuilder<Emoji>(model.Emojis.Length);

src/Discord.Net/Entities/Guilds/MfaLevel.cs

@@ -0,0 +1,10 @@
+namespace Discord
+{
+    public enum MfaLevel
+    {
+        /// <summary> Users have no additional MFA restriction on this guild. </summary>
+        Disabled = 0,
+        /// <summary> Users must have MFA enabled on their account to perform administrative actions. </summary>
+        Enabled = 1
+    }
+}