diff --git a/lib/discordrb/api/server.rb b/lib/discordrb/api/server.rb
index 135ea0c9b..f59317e29 100644
--- a/lib/discordrb/api/server.rb
+++ b/lib/discordrb/api/server.rb
@@ -570,4 +570,19 @@ def add_member(token, server_id, user_id, access_token, nick = nil, roles = [],
       Authorization: token
     )
   end
+
+  # Ban multiple users in one go
+  # https://discord.com/developers/docs/resources/guild#bulk-guild-ban
+  def bulk_ban(token, server_id, users, message_seconds, reason = nil)
+    Discordrb::API.request(
+      :guilds_sid_bulk_bans,
+      server_id,
+      :post,
+      "#{Discordrb::API.api_base}/guilds/#{server_id}/bulk-ban",
+      { user_ids: users, delete_message_seconds: message_seconds }.compact.to_json,
+      content_type: :json,
+      Authorization: token,
+      'X-Audit-Log-Reason': reason
+    )
+  end
 end
diff --git a/lib/discordrb/commands/command_bot.rb b/lib/discordrb/commands/command_bot.rb
index ddf68ea37..2f315628b 100644
--- a/lib/discordrb/commands/command_bot.rb
+++ b/lib/discordrb/commands/command_bot.rb
@@ -274,7 +274,7 @@ def arg_check(args, types = nil, server = nil)
           rescue ArgumentError
             nil
           end
-        elsif types[i] == TrueClass || types[i] == FalseClass
+        elsif [TrueClass, FalseClass].include?(types[i])
           if arg.casecmp('true').zero? || arg.downcase.start_with?('y')
             true
           elsif arg.casecmp('false').zero? || arg.downcase.start_with?('n')
diff --git a/lib/discordrb/data/server.rb b/lib/discordrb/data/server.rb
index 8a6f2a062..2bfb24d2c 100644
--- a/lib/discordrb/data/server.rb
+++ b/lib/discordrb/data/server.rb
@@ -630,6 +630,20 @@ def unban(user, reason = nil)
       API::Server.unban_user(@bot.token, @id, user.resolve_id, reason)
     end
 
+    # Ban up to 200 users from this server in one go.
+    # @param users [Array<User, String, Integer>] Array of up to 200 users to ban.
+    # @param message_seconds [Integer] How many seconds of messages sent by the users should be deleted.
+    # @param reason [String] The reason these users are being banned.
+    # @return [nil, BulkBan] nil if only a single user was provided or a bulk ban object otherwise.
+    def bulk_ban(users, message_seconds: 0, reason: nil)
+      raise ArgumentError, 'Can only ban between 1 and 200 users!' unless users.size.between?(1, 200)
+
+      return ban(users.first, 0, message_seconds: message_seconds, reason: reason) if users.size == 1
+
+      response = API::Server.bulk_ban(@bot.token, @id, users.map(&:resolve_id), message_seconds, reason)
+      BulkBan.new(JSON.parse(response), self, reason)
+    end
+
     # Kicks a user from this server.
     # @param user [User, String, Integer] The user to kick.
     # @param reason [String] The reason the user is being kicked.
@@ -1019,4 +1033,26 @@ def remove(reason = nil)
     alias_method :unban, :remove
     alias_method :lift, :remove
   end
+
+  # A bulk ban entry on a server
+  class BulkBan
+    # @return [Server] The server this bulk ban belongs to.
+    attr_reader :server
+
+    # @return [String, nil] The reason these users were banned.
+    attr_reader :reason
+
+    # @return [Array<Integer>] Array of IDs of banned users.
+    attr_reader :banned_users
+
+    # @return [Array<Integer>] Array of IDs of users who couldn't be banned.
+    attr_reader :failed_users
+
+    def initialize(data, server, reason)
+      @server = server
+      @reason = reason
+      @banned_users = data['banned_users'].map(&:resolve_id)
+      @failed_users = data['failed_users'].map(&:resolve_id)
+    end
+  end
 end
diff --git a/lib/discordrb/errors.rb b/lib/discordrb/errors.rb
index c5fd1f96b..ee9b56006 100644
--- a/lib/discordrb/errors.rb
+++ b/lib/discordrb/errors.rb
@@ -174,6 +174,9 @@ def self.error_class_for(code)
     # Unauthorized
     Unauthorized = Unauthorised = Code(40_001)
 
+    # Unable to bulk ban any members
+    UnableToBulkBanMembers = Code(500_000)
+
     # Missing Access
     MissingAccess = Code(50_001)