diff --git a/src/de/steamwar/bungeecore/commands/TeamCommand.java b/src/de/steamwar/bungeecore/commands/TeamCommand.java
index 65436b7..843aed0 100644
--- a/src/de/steamwar/bungeecore/commands/TeamCommand.java
+++ b/src/de/steamwar/bungeecore/commands/TeamCommand.java
@@ -28,7 +28,6 @@ import de.steamwar.command.SWCommand;
 import de.steamwar.command.TypeMapper;
 import de.steamwar.command.TypeValidator;
 import de.steamwar.messages.ChatSender;
-import jdk.nashorn.internal.codegen.TypeMap;
 import net.md_5.bungee.BungeeCord;
 import net.md_5.bungee.api.ChatColor;
 import net.md_5.bungee.api.CommandSender;
@@ -48,7 +47,6 @@ import java.time.format.DateTimeFormatter;
 import java.util.*;
 import java.util.stream.Collectors;
 
-import static de.steamwar.bungeecore.Storage.fabricCheckedPlayers;
 import static de.steamwar.bungeecore.Storage.teamInvitations;
 
 public class TeamCommand extends SWCommand {
@@ -143,6 +141,22 @@ public class TeamCommand extends SWCommand {
         Message.send("TEAM_STEP_BACK", player);
     }
 
+    @Register("leave")
+    public void leave(@Validator("inTeam") ProxiedPlayer player) {
+        SteamwarUser user = SteamwarUser.get(player);
+        Team team = Team.get(user.getTeam());
+
+        int teamSize = team.size();
+        if (teamSize > 1 && user.isLeader() && team.getMembers().stream().map(SteamwarUser::get).filter(member -> user != member).noneMatch(SteamwarUser::isLeader)) {
+            Message.send("TEAM_OTHER_LEADER_REQUIRED", player);
+            return;
+        }
+
+        user.setTeam(0);
+        if (teamSize == 1) team.disband(user);
+        Message.send("TEAM_LEAVE_LEFT", player);
+    }
+
     @Validator("noTeam")
     private TypeValidator<ProxiedPlayer> noTeamValidator() {
         return (sender, value, messageSender) -> {
@@ -155,8 +169,8 @@ public class TeamCommand extends SWCommand {
         };
     }
 
-    @Validator("notInTeam")
-    private TypeValidator<ProxiedPlayer> notInTeamValidator() {
+    @Validator("inTeam")
+    private TypeValidator<ProxiedPlayer> inTeamValidator() {
         return (sender, value, messageSender) -> {
             if (SteamwarUser.get(value).getTeam() != 0) {
                 return true;
@@ -169,9 +183,9 @@ public class TeamCommand extends SWCommand {
 
     @Validator("notLeader")
     private TypeValidator<ProxiedPlayer> notLeaderValidator() {
-        TypeValidator<ProxiedPlayer> notInTeam = notInTeamValidator();
+        TypeValidator<ProxiedPlayer> inTeam = inTeamValidator();
         return (sender, value, messageSender) -> {
-            if (!notInTeam.validate(sender, value, messageSender)) return false;
+            if (!inTeam.validate(sender, value, messageSender)) return false;
             SteamwarUser steamwarUser = SteamwarUser.get(value);
             if (!steamwarUser.isLeader()) {
                 messageSender.send("TEAM_NOT_LEADER");
@@ -229,7 +243,13 @@ public class TeamCommand extends SWCommand {
             @Override
             public boolean validate(CommandSender sender, Team value, MessageSender messageSender) {
                 if (value == null) {
-                    messageSender.send("TEAM_JOIN_NOT_BY_TEAM");
+                    SteamwarUser user = SteamwarUser.get((ProxiedPlayer) sender);
+                    List<Integer> invs = teamInvitations.get(user.getId());
+                    if (invs.isEmpty()) {
+                        messageSender.send("TEAM_JOIN_NO_INVITE");
+                    } else {
+                        messageSender.send("TEAM_JOIN_NOT_BY_TEAM");
+                    }
                     return false;
                 }
                 return true;
@@ -237,7 +257,7 @@ public class TeamCommand extends SWCommand {
 
             @Override
             public Collection<String> tabCompletes(CommandSender sender, String[] previousArguments, String s) {
-                SteamwarUser user = SteamwarUser.get((ProxiedPlayer) commandSender);
+                SteamwarUser user = SteamwarUser.get((ProxiedPlayer) sender);
                 return teamInvitations.get(user.getId()).stream().map(Team::get).map(Team::getTeamName).collect(Collectors.toList());
             }
         };
@@ -292,9 +312,6 @@ public class TeamCommand extends SWCommand {
         Team team = Team.get(user.getTeam());
 
         switch (args[0].toLowerCase()) {
-            case "leave":
-                leave(player, user, team);
-                break;
             case "invite":
                 invite(player, user, team, args);
                 break;
@@ -333,25 +350,6 @@ public class TeamCommand extends SWCommand {
         }
     }
 
-    private void leave(ProxiedPlayer player, SteamwarUser user, Team team) {
-        if (notInTeam(player, user))
-            return;
-
-        int teamSize = team.size();
-        if (teamSize > 1 && user.isLeader() && team.getMembers().stream().map(SteamwarUser::get).filter(member -> user != member).noneMatch(SteamwarUser::isLeader)) {
-            Message.send("TEAM_OTHER_LEADER_REQUIRED", player);
-            return;
-        }
-
-        user.setTeam(0);
-
-        if (teamSize == 1) {
-            team.disband(user);
-        }
-
-        Message.send("TEAM_LEAVE_LEFT", player);
-    }
-
 
     private void invite(ProxiedPlayer player, SteamwarUser user, Team team, String[] args) {
         if (notLeader(player, user, team))
diff --git a/src/de/steamwar/messages/BungeeCore.properties b/src/de/steamwar/messages/BungeeCore.properties
index 878ede1..e1ea3fa 100644
--- a/src/de/steamwar/messages/BungeeCore.properties
+++ b/src/de/steamwar/messages/BungeeCore.properties
@@ -412,7 +412,6 @@ TEAM_CREATE_CREATED=§7You have created the team §e{0}§7!
 #Team Join
 TEAM_JOIN_NO_INVITE=§7You have no pending invitation.
 TEAM_JOIN_USAGE=§8/§7team join §8[§eteam§8]
-TEAM_JOIN_INVITED=§7You were invited by the following teams§8: §e{0}
 TEAM_JOIN_NOT_BY_TEAM=§cYou have no pending invitation from this team.
 TEAM_JOIN_JOINED=§7You joined the team §e{0}§7!