Adjust mode part

osu.Game/Online/API/Requests/Responses/APIRecentActivity.cs

@@ -41,8 +41,37 @@ namespace osu.Game.Online.API.Requests.Responses
         [JsonProperty("count")]
         public int Count;
 
+        public string Mode { get; private set; }
+
         [JsonProperty("mode")]
-        public string Mode;
+        private string mode
+        {
+            set
+            {
+                switch (value)
+                {
+                    default:
+                        Mode = value;
+                        return;
+
+                    case "osu":
+                        Mode = "osu!";
+                        return;
+
+                    case "mania":
+                        Mode = "osu!mania";
+                        return;
+
+                    case "taiko":
+                        Mode = "osu!taiko";
+                        return;
+
+                    case "fruits":
+                        Mode = "osu!catch";
+                        return;
+                }
+            }
+        }
 
         [JsonProperty("beatmap")]
         public RecentActivityBeatmap Beatmap;

osu.Game/Overlays/Profile/Sections/Recent/DrawableRecentActivity.cs

@@ -185,14 +185,14 @@ namespace osu.Game.Overlays.Profile.Sections.Recent
                     addUserLink();
                     addText($" achieved rank #{activity.Rank} on ");
                     addBeatmapLink();
-                    addText($" ({activity.Mode}!)");
+                    addText($" ({activity.Mode})");
                     break;
 
                 case RecentActivityType.RankLost:
                     addUserLink();
                     addText(" has lost first place on ");
                     addBeatmapLink();
-                    addText($" ({activity.Mode}!)");
+                    addText($" ({activity.Mode})");
                     break;
 
                 case RecentActivityType.UserSupportAgain: