diff --git a/src/Discord.Net.Core/Entities/Activities/ActivityProperties.cs b/src/Discord.Net.Core/Entities/Activities/ActivityProperties.cs
new file mode 100644
index 000000000..a7d13235f
--- /dev/null
+++ b/src/Discord.Net.Core/Entities/Activities/ActivityProperties.cs
@@ -0,0 +1,38 @@
+using System;
+
+namespace Discord
+{
+    /// <summary>
+    ///     Flags for the <see cref="IActivity.Flags"/> property, that are ORd together.
+    ///     These describe what the activity payload includes.
+    /// </summary>
+    [Flags]
+    public enum ActivityProperties
+    {
+        /// <summary>
+        ///     Indicates that no actions on this activity can be taken.
+        /// </summary>
+        None = 0,
+        Instance = 1,
+        /// <summary>
+        ///     Indicates that this activity can be joined.
+        /// </summary>
+        Join = 0b10,
+        /// <summary>
+        ///     Indicates that this activity can be spectated.
+        /// </summary>
+        Spectate = 0b100,
+        /// <summary>
+        ///     Indicates that a user may request to join an activity.
+        /// </summary>
+        JoinRequest = 0b1000,
+        /// <summary>
+        ///     Indicates that a user can listen along in Spotify.
+        /// </summary>
+        Sync = 0b10000,
+        /// <summary>
+        ///     Indicates that a user can play this song.
+        /// </summary>
+        Play = 0b100000
+    }
+}
diff --git a/src/Discord.Net.Core/Entities/Activities/Game.cs b/src/Discord.Net.Core/Entities/Activities/Game.cs
index f232cc5bf..8891e142c 100644
--- a/src/Discord.Net.Core/Entities/Activities/Game.cs
+++ b/src/Discord.Net.Core/Entities/Activities/Game.cs
@@ -12,6 +12,10 @@ namespace Discord
         public string Name { get; internal set; }
         /// <inheritdoc/>
         public ActivityType Type { get; internal set; }
+        /// <inheritdoc/>
+        public ActivityProperties Flags { get; internal set; }
+        /// <inheritdoc/>
+        public string Details { get; internal set; }
 
         internal Game() { }
         /// <summary>
@@ -19,10 +23,12 @@ namespace Discord
         /// </summary>
         /// <param name="name">The name of the game.</param>
         /// <param name="type">The type of activity.</param>
-        public Game(string name, ActivityType type = ActivityType.Playing)
+        public Game(string name, ActivityType type = ActivityType.Playing, ActivityProperties flags = ActivityProperties.None, string details = null)
         {
             Name = name;
             Type = type;
+            Flags = flags;
+            Details = details;
         }
         
         /// <summary> Returns the name of the <see cref="Game"/>. </summary>
diff --git a/src/Discord.Net.Core/Entities/Activities/IActivity.cs b/src/Discord.Net.Core/Entities/Activities/IActivity.cs
index ac0c1b5d7..96704b826 100644
--- a/src/Discord.Net.Core/Entities/Activities/IActivity.cs
+++ b/src/Discord.Net.Core/Entities/Activities/IActivity.cs
@@ -19,5 +19,22 @@ namespace Discord
         ///     The type of activity.
         /// </returns>
         ActivityType Type { get; }
+        /// <summary>
+        ///     Gets the flags that are relevant to this activity.
+        /// </summary>
+        /// <remarks>
+        ///     This value is determined by bitwise OR-ing <see cref="ActivityProperties"/> values together.
+        /// </remarks>
+        /// <returns>
+        ///     The value of flags for this activity.
+        /// </returns>
+        ActivityProperties Flags { get; }
+        /// <summary>
+        ///     Gets the details on what the player is currently doing.
+        /// </summary>
+        /// <returns>
+        ///     A string describing what the player is doing.
+        /// </returns>
+        string Details { get; }
     }
 }
diff --git a/src/Discord.Net.Core/Entities/Activities/RichGame.cs b/src/Discord.Net.Core/Entities/Activities/RichGame.cs
index 2455fd557..2da8d741c 100644
--- a/src/Discord.Net.Core/Entities/Activities/RichGame.cs
+++ b/src/Discord.Net.Core/Entities/Activities/RichGame.cs
@@ -11,10 +11,6 @@ namespace Discord
         internal RichGame() { }
 
         /// <summary>
-        ///     Gets what the player is currently doing.
-        /// </summary>
-        public string Details { get; internal set; }
-        /// <summary>
         ///     Gets the user's current party status.
         /// </summary>
         public string State { get; internal set; }
diff --git a/src/Discord.Net.Core/Entities/Users/ISelfUser.cs b/src/Discord.Net.Core/Entities/Users/ISelfUser.cs
index c1d7874eb..04c655212 100644
--- a/src/Discord.Net.Core/Entities/Users/ISelfUser.cs
+++ b/src/Discord.Net.Core/Entities/Users/ISelfUser.cs
@@ -26,6 +26,34 @@ namespace Discord
         ///     <c>true</c> if this user has enabled multi-factor authentication on their account; <c>false</c> if not.
         /// </returns>
         bool IsMfaEnabled { get; }
+        /// <summary>
+        ///     Gets the flags that are applied to a user's account.
+        /// </summary>
+        /// <remarks>
+        ///     This value is determined by bitwise OR-ing <see cref="UserProperties"/> values together.
+        /// </remarks>
+        /// <returns>
+        ///     The value of flags for this user.
+        /// </returns>
+        UserProperties Flags { get; }
+        /// <summary>
+        ///     Gets the type of Nitro subscription that is active on this user's account.
+        /// </summary>
+        /// <remarks>
+        ///     This information may only be available with the identify OAuth scope.
+        /// </remarks>
+        /// <returns>
+        ///     The type of Nitro subscription the user subscribes to, if any.
+        /// </returns>
+        PremiumType PremiumType { get; }
+        /// <summary>
+        ///     Gets the user's chosen language option.
+        /// </summary>
+        /// <returns>
+        ///     The IETF language tag of the user's chosen region, if provided.
+        ///     For example, a locale of "English, US" is "en-US", "Chinese (Taiwan)" is "zh-TW", etc.
+        /// </returns>
+        string Locale { get; }
 
         /// <summary>
         ///     Modifies the user's properties.
diff --git a/src/Discord.Net.Core/Entities/Users/PremiumType.cs b/src/Discord.Net.Core/Entities/Users/PremiumType.cs
new file mode 100644
index 000000000..2b41e0b6a
--- /dev/null
+++ b/src/Discord.Net.Core/Entities/Users/PremiumType.cs
@@ -0,0 +1,21 @@
+namespace Discord
+{
+    /// <summary>
+    ///     Specifies the type of subscription a user is subscribed to.
+    /// </summary>
+    public enum PremiumType
+    {
+        /// <summary>
+        ///     No subscription.
+        /// </summary>
+        None = 0,
+        /// <summary>
+        ///     Nitro Classic subscription. Includes app perks like animated emojis and avatars, but not games.
+        /// </summary>
+        NitroClassic = 1,
+        /// <summary>
+        ///     Nitro subscription. Includes app perks as well as the games subscription service.
+        /// </summary>
+        Nitro = 2
+    }
+}
diff --git a/src/Discord.Net.Core/Entities/Users/UserProperties.cs b/src/Discord.Net.Core/Entities/Users/UserProperties.cs
new file mode 100644
index 000000000..4f7272daa
--- /dev/null
+++ b/src/Discord.Net.Core/Entities/Users/UserProperties.cs
@@ -0,0 +1,41 @@
+using System;
+
+namespace Discord
+{
+    [Flags]
+    public enum UserProperties
+    {
+        /// <summary>
+        ///     Default value for flags, when none are given to an account.
+        /// </summary>
+        None = 0,
+        /// <summary>
+        ///     Flag given to Discord staff.
+        /// </summary>
+        Staff = 0b1,
+        /// <summary>
+        ///     Flag given to Discord partners.
+        /// </summary>
+        Partner = 0b10,
+        /// <summary>
+        ///     Flag given to users who have participated in the bug report program.
+        /// </summary>
+        BugHunter = 0b1000,
+        /// <summary>
+        ///     Flag given to users who are in the HypeSquad House of Bravery.
+        /// </summary>
+        HypeSquadBravery = 0b100_0000,
+        /// <summary>
+        ///     Flag given to users who are in the HypeSquad House of Brilliance.
+        /// </summary>
+        HypeSquadBrilliance = 0b1000_0000,
+        /// <summary>
+        ///     Flag given to users who are in the HypeSquad House of Balance.
+        /// </summary>
+        HypeSquadBalance = 0b1_0000_0000,
+        /// <summary>
+        ///     Flag given to users who subscribed to Nitro before games were added.
+        /// </summary>
+        EarlySupporter = 0b10_0000_0000,
+    }
+}
diff --git a/src/Discord.Net.Rest/API/Common/Game.cs b/src/Discord.Net.Rest/API/Common/Game.cs
index 4cde8444a..2ec1e3846 100644
--- a/src/Discord.Net.Rest/API/Common/Game.cs
+++ b/src/Discord.Net.Rest/API/Common/Game.cs
@@ -33,6 +33,8 @@ namespace Discord.API
         public Optional<string> SyncId { get; set; }
         [JsonProperty("session_id")]
         public Optional<string> SessionId { get; set; }
+        [JsonProperty("Flags")]
+        public Optional<ActivityProperties> Flags { get; set; }
 
         [OnError]
         internal void OnError(StreamingContext context, ErrorContext errorContext)
diff --git a/src/Discord.Net.Rest/API/Common/User.cs b/src/Discord.Net.Rest/API/Common/User.cs
index d49d24623..2eff3753d 100644
--- a/src/Discord.Net.Rest/API/Common/User.cs
+++ b/src/Discord.Net.Rest/API/Common/User.cs
@@ -1,4 +1,4 @@
-#pragma warning disable CS1591
+#pragma warning disable CS1591
 using Newtonsoft.Json;
 
 namespace Discord.API
@@ -23,5 +23,11 @@ namespace Discord.API
         public Optional<string> Email { get; set; }
         [JsonProperty("mfa_enabled")]
         public Optional<bool> MfaEnabled { get; set; }
+        [JsonProperty("flags")]
+        public Optional<UserProperties> Flags { get; set; }
+        [JsonProperty("premium_type")]
+        public Optional<PremiumType> PremiumType { get; set; }
+        [JsonProperty("locale")]
+        public Optional<string> Locale { get; set; }
     }
 }
diff --git a/src/Discord.Net.Rest/Entities/Users/RestSelfUser.cs b/src/Discord.Net.Rest/Entities/Users/RestSelfUser.cs
index 7f3a3faa8..b5ef01c53 100644
--- a/src/Discord.Net.Rest/Entities/Users/RestSelfUser.cs
+++ b/src/Discord.Net.Rest/Entities/Users/RestSelfUser.cs
@@ -17,6 +17,12 @@ namespace Discord.Rest
         public bool IsVerified { get; private set; }
         /// <inheritdoc />
         public bool IsMfaEnabled { get; private set; }
+        /// <inheritdoc />
+        public UserProperties Flags { get; private set; }
+        /// <inheritdoc />
+        public PremiumType PremiumType { get; private set; }
+        /// <inheritdoc />
+        public string Locale { get; private set; }
 
         internal RestSelfUser(BaseDiscordClient discord, ulong id)
             : base(discord, id)
@@ -39,6 +45,12 @@ namespace Discord.Rest
                 IsVerified = model.Verified.Value;
             if (model.MfaEnabled.IsSpecified)
                 IsMfaEnabled = model.MfaEnabled.Value;
+            if (model.Flags.IsSpecified)
+                Flags = (UserProperties)model.Flags.Value;
+            if (model.PremiumType.IsSpecified)
+                PremiumType = model.PremiumType.Value;
+            if (model.Locale.IsSpecified)
+                Locale = model.Locale.Value;
         }
 
         /// <inheritdoc />
diff --git a/src/Discord.Net.WebSocket/Entities/Users/SocketSelfUser.cs b/src/Discord.Net.WebSocket/Entities/Users/SocketSelfUser.cs
index ae705109c..7b11257a3 100644
--- a/src/Discord.Net.WebSocket/Entities/Users/SocketSelfUser.cs
+++ b/src/Discord.Net.WebSocket/Entities/Users/SocketSelfUser.cs
@@ -30,6 +30,12 @@ namespace Discord.WebSocket
         public override string AvatarId { get { return GlobalUser.AvatarId; } internal set { GlobalUser.AvatarId = value; } }
         /// <inheritdoc />
         internal override SocketPresence Presence { get { return GlobalUser.Presence; } set { GlobalUser.Presence = value; } }
+        /// <inheritdoc />
+        public UserProperties Flags { get; internal set; }
+        /// <inheritdoc />
+        public PremiumType PremiumType { get; internal set; }
+        /// <inheritdoc />
+        public string Locale { get; internal set; }
 
         /// <inheritdoc />
         public override bool IsWebhook => false;
@@ -63,6 +69,21 @@ namespace Discord.WebSocket
                 IsMfaEnabled = model.MfaEnabled.Value;
                 hasGlobalChanges = true;
             }
+            if (model.Flags.IsSpecified && model.Flags.Value != Flags)
+            {
+                Flags = (UserProperties)model.Flags.Value;
+                hasGlobalChanges = true;
+            }
+            if (model.PremiumType.IsSpecified && model.PremiumType.Value != PremiumType)
+            {
+                PremiumType = model.PremiumType.Value;
+                hasGlobalChanges = true;
+            }
+            if (model.Locale.IsSpecified && model.Locale.Value != Locale)
+            {
+                Locale = model.Locale.Value;
+                hasGlobalChanges = true;
+            }
             return hasGlobalChanges;
         }
 
diff --git a/src/Discord.Net.WebSocket/Extensions/EntityExtensions.cs b/src/Discord.Net.WebSocket/Extensions/EntityExtensions.cs
index e8dc4b5f0..fd91ba987 100644
--- a/src/Discord.Net.WebSocket/Extensions/EntityExtensions.cs
+++ b/src/Discord.Net.WebSocket/Extensions/EntityExtensions.cs
@@ -25,7 +25,8 @@ namespace Discord.WebSocket
                     Artists = model.State.GetValueOrDefault()?.Split(';').Select(x=>x?.Trim()).ToImmutableArray(),
                     Duration = timestamps?.End - timestamps?.Start,
                     AlbumArtUrl = albumArtId != null ? CDN.GetSpotifyAlbumArtUrl(albumArtId) : null,
-                    Type = ActivityType.Listening
+                    Type = ActivityType.Listening,
+                    Flags = model.Flags.GetValueOrDefault(),
                 };
             }
 
@@ -44,18 +45,25 @@ namespace Discord.WebSocket
                     LargeAsset = assets?[1],
                     Party = model.Party.IsSpecified ? model.Party.Value.ToEntity() : null,
                     Secrets = model.Secrets.IsSpecified ? model.Secrets.Value.ToEntity() : null,
-                    Timestamps = model.Timestamps.IsSpecified ? model.Timestamps.Value.ToEntity() : null
+                    Timestamps = model.Timestamps.IsSpecified ? model.Timestamps.Value.ToEntity() : null,
+                    Flags = model.Flags.GetValueOrDefault()
                 };
             }
             // Stream Game
             if (model.StreamUrl.IsSpecified)
             {
                 return new StreamingGame(
-                    model.Name, 
-                    model.StreamUrl.Value);
+                    model.Name,
+                    model.StreamUrl.Value)
+                {
+                    Flags = model.Flags.GetValueOrDefault(),
+                    Details = model.Details.GetValueOrDefault()
+                };
             }
             // Normal Game
-            return new Game(model.Name, model.Type.GetValueOrDefault() ?? ActivityType.Playing);
+            return new Game(model.Name, model.Type.GetValueOrDefault() ?? ActivityType.Playing,
+                model.Flags.IsSpecified ? model.Flags.Value : ActivityProperties.None,
+                model.Details.GetValueOrDefault());
         }
 
         // (Small, Large)