diff --git a/src/main/angular/src/app/api/group/GroupUuid.ts b/src/main/angular/src/app/api/group/GroupUuid.ts
index fcf67bc..a517da1 100644
--- a/src/main/angular/src/app/api/group/GroupUuid.ts
+++ b/src/main/angular/src/app/api/group/GroupUuid.ts
@@ -6,8 +6,8 @@ export class GroupUuid {
     // -
   }
 
-  is(other: GroupUuid | null) {
-    return other !== null && this.uuid === other.uuid;
+  is(other: GroupUuid | null | undefined) {
+    return other !== null && other !== undefined && this.uuid === other.uuid;
   }
 
 }
diff --git a/src/main/angular/src/app/api/group/group.service.ts b/src/main/angular/src/app/api/group/group.service.ts
index 23a577d..ea1a9c7 100644
--- a/src/main/angular/src/app/api/group/group.service.ts
+++ b/src/main/angular/src/app/api/group/group.service.ts
@@ -59,7 +59,10 @@ export class GroupService {
 
   join(groupUuid: string, password: string, next: Next<Group>): void {
     const data = new GroupJoinRequest(groupUuid, password);
-    this.api.postSingle(['Group', 'join'], data, Group.fromJson, next);
+    this.api.postSingle(['Group', 'join'], data, Group.fromJson, group => {
+      this.userService.fetchUser(); // to update userService with possible freshly created user
+      next(group);
+    });
   }
 
   leave(group: Group, next: Next<void>): void {
diff --git a/src/main/angular/src/app/api/tools/Numbers/Numbers.ts b/src/main/angular/src/app/api/tools/Numbers/Numbers.ts
index 68bd3b0..ce409f0 100644
--- a/src/main/angular/src/app/api/tools/Numbers/Numbers.ts
+++ b/src/main/angular/src/app/api/tools/Numbers/Numbers.ts
@@ -2,6 +2,7 @@ import {Group} from "../../group/Group";
 import {validateDate, validateList, validateString} from "../../common/validators";
 import {NumbersLot} from "./NumbersLot";
 import {UserPrivate} from "../../User/UserPrivate";
+import {UserPublic} from "../../User/UserPublic";
 
 export class Numbers {
 
@@ -24,11 +25,38 @@ export class Numbers {
   }
 
   getMine(user: UserPrivate | null): NumbersLot | null {
-    return this.lots.filter(u => u.user.is(user))[0];
+    return this.lots.filter(lot => lot.is(user))[0];
   }
 
   sameGroup(numbers: Numbers): boolean {
     return this.group.equals(numbers.group);
   }
 
+  getLotsByUserName(): NumbersLot[] {
+    return this.lots.sort((a, b) => UserPublic.compareName(a.user, b.user));
+  }
+
+  canIReveal(user: UserPrivate | null): boolean {
+    const mine = this.getMine(user);
+    if (mine === null) {
+      return false;
+    }
+    return !mine.revealed;
+  }
+
+  is(numbers: Numbers | null): boolean {
+    return this.uuid === numbers?.uuid;
+  }
+
+  isNewerThan(numbers: Numbers | null): boolean {
+    if (numbers === null) {
+      return false;
+    }
+    return numbers.date.getTime() < this.date.getTime();
+  }
+
+  allRevealed(): boolean {
+    return this.lots.every(lot => lot.revealed);
+  }
+
 }
diff --git a/src/main/angular/src/app/api/tools/Numbers/NumbersLot.ts b/src/main/angular/src/app/api/tools/Numbers/NumbersLot.ts
index 42a0b8f..953490b 100644
--- a/src/main/angular/src/app/api/tools/Numbers/NumbersLot.ts
+++ b/src/main/angular/src/app/api/tools/Numbers/NumbersLot.ts
@@ -1,11 +1,13 @@
 import {UserPublic} from "../../User/UserPublic";
-import {validateNumberOrNull} from "../../common/validators";
+import {validateBoolean, validateNumberOrNull} from "../../common/validators";
+import {UserPrivate} from "../../User/UserPrivate";
 
 export class NumbersLot {
 
   constructor(
     readonly user: UserPublic,
     readonly number: number | null,
+    readonly revealed: boolean,
   ) {
     // -
   }
@@ -14,7 +16,12 @@ export class NumbersLot {
     return new NumbersLot(
       UserPublic.fromJson(json['user']),
       validateNumberOrNull(json['number']),
+      validateBoolean(json['revealed']),
     );
   }
 
+  is(user: UserPrivate | null) {
+    return this.user.is(user);
+  }
+
 }
diff --git a/src/main/angular/src/app/api/tools/Numbers/numbers.service.ts b/src/main/angular/src/app/api/tools/Numbers/numbers.service.ts
index cd51a2d..02d8964 100644
--- a/src/main/angular/src/app/api/tools/Numbers/numbers.service.ts
+++ b/src/main/angular/src/app/api/tools/Numbers/numbers.service.ts
@@ -44,4 +44,8 @@ export class NumbersService {
     this.router.navigate(['Numbers', numbers.uuid]);
   }
 
+  reveal(numbersUuid: string) {
+    this.api.postNone(['Numbers', 'reveal'], numbersUuid);
+  }
+
 }
diff --git a/src/main/angular/src/app/pages/tools/numbers/numbers.component.html b/src/main/angular/src/app/pages/tools/numbers/numbers.component.html
index b125f71..cc60d98 100644
--- a/src/main/angular/src/app/pages/tools/numbers/numbers.component.html
+++ b/src/main/angular/src/app/pages/tools/numbers/numbers.component.html
@@ -1,22 +1,36 @@
-<div
-  *ngIf="numbers"
-  [class.date_fresh]="now.getTime() - numbers.date.getTime() < 60 * 1000"
-  [class.date_middle]="now.getTime() - numbers.date.getTime() >= 60 * 1000"
-  [class.date_old]="now.getTime() - numbers.date.getTime() >= 5 * 60 * 1000"
->
+<ng-container *ngIf="numbers">
 
-  <div class="date">
-    {{ numbers.date | relative:now }}
-  </div>
-
-  <div class="huge" (click)="gotoGroup()">
-    {{ numbers.getMine(userService.user)?.number || '-' }}
-  </div>
-
-  <div class="buttons">
-    <div class="button buttonRight buttonNext" *ngIf="userService.iOwn(numbers.group)" (click)="numbersService.create(numbers.group.uuid)">
-      Nächste Runde
+  <div class="tileContainer">
+    <div class="tile">
+      <div class="tileInner">
+        <div class="tileTitle">
+          Aktuelle Runde
+        </div>
+        <div class="tileContent">
+          <table>
+            <tr *ngFor="let lot of numbers.getLotsByUserName()">
+              <td>
+                {{ lot.user.name }}
+              </td>
+              <td class="buttons">
+                <div class="button buttonRight buttonNext" *ngIf="lot.is(userService.user) && numbers.canIReveal(userService.user)" (click)="numbersService.reveal(numbers.uuid)">
+                  Offen legen
+                </div>
+              </td>
+              <td>
+                {{ lot.number }}
+              </td>
+            </tr>
+          </table>
+          <br>
+          <div class="buttons">
+            <div class="button buttonRight buttonNext" *ngIf="userService.iOwn(numbers.group) && numbers.allRevealed()" (click)="numbersService.create(numbers.group.uuid)">
+              Nächste Runde
+            </div>
+          </div>
+        </div>
+      </div>
     </div>
   </div>
 
-</div>
+</ng-container>
diff --git a/src/main/angular/src/app/pages/tools/numbers/numbers.component.ts b/src/main/angular/src/app/pages/tools/numbers/numbers.component.ts
index 996e25e..21200b6 100644
--- a/src/main/angular/src/app/pages/tools/numbers/numbers.component.ts
+++ b/src/main/angular/src/app/pages/tools/numbers/numbers.component.ts
@@ -2,13 +2,14 @@ import {Component, HostListener, OnDestroy, OnInit} from '@angular/core';
 import {Numbers} from "../../../api/tools/Numbers/Numbers";
 import {ActivatedRoute} from "@angular/router";
 import {NumbersService} from "../../../api/tools/Numbers/numbers.service";
-import {NgIf} from "@angular/common";
+import {NgForOf, NgIf} from "@angular/common";
 import {FormsModule} from "@angular/forms";
 import {PasswordTileComponent} from "../../../shared/password-tile/password-tile.component";
 import {GroupService} from "../../../api/group/group.service";
 import {UserService} from "../../../api/User/user.service";
 import {RelativePipe} from "../../../shared/relative.pipe";
 import {Subscription, timer} from "rxjs";
+import {Group} from "../../../api/group/Group";
 
 @Component({
   selector: 'app-numbers',
@@ -17,7 +18,8 @@ import {Subscription, timer} from "rxjs";
     NgIf,
     FormsModule,
     PasswordTileComponent,
-    RelativePipe
+    RelativePipe,
+    NgForOf
   ],
   templateUrl: './numbers.component.html',
   styleUrl: './numbers.component.less'
@@ -30,6 +32,8 @@ export class NumbersComponent implements OnInit, OnDestroy {
 
   protected now: Date = new Date();
 
+  private uuid: string | null = null;
+
   constructor(
     protected readonly activatedRoute: ActivatedRoute,
     protected readonly numbersService: NumbersService,
@@ -43,10 +47,11 @@ export class NumbersComponent implements OnInit, OnDestroy {
     this.subs.push(timer(1000, 1000).subscribe(() => this.now = new Date()));
     this.subs.push(this.activatedRoute.params.subscribe(params => {
       const uuid = params['uuid'];
+      this.uuid = uuid;
       if (uuid) {
         this.numbersService.canAccess(uuid, granted => {
           if (granted) {
-            this.numbersService.byUuid(uuid, numbers => this.numbers = numbers);
+            this.fetchNumbers();
           } else {
             this.numbersService.getGroupUuid(uuid, groupUuid => this.groupService.goto(groupUuid));
           }
@@ -56,10 +61,23 @@ export class NumbersComponent implements OnInit, OnDestroy {
       }
     }));
     this.userService.subscribePush(Numbers, numbers => {
-      if (this.numbers?.sameGroup(numbers)) {
+      if (numbers.is(this.numbers)) {
         this.numbers = numbers;
+      } else if (numbers.isNewerThan(this.numbers)) {
+        this.numbersService.goto(numbers);
       }
     });
+    this.userService.subscribePush(Group, group => {
+      if (group.is(this.numbers?.group)) {
+        this.fetchNumbers();
+      }
+    });
+  }
+
+  private fetchNumbers() {
+    if (this.uuid) {
+      this.numbersService.byUuid(this.uuid, numbers => this.numbers = numbers);
+    }
   }
 
   ngOnDestroy(): void {
diff --git a/src/main/java/de/ph87/tools/group/uuid/GroupUuid.java b/src/main/java/de/ph87/tools/group/uuid/GroupUuid.java
index da400fc..e29d75b 100644
--- a/src/main/java/de/ph87/tools/group/uuid/GroupUuid.java
+++ b/src/main/java/de/ph87/tools/group/uuid/GroupUuid.java
@@ -1,12 +1,15 @@
 package de.ph87.tools.group.uuid;
 
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
 import de.ph87.tools.common.uuid.AbstractUuid;
+import de.ph87.tools.common.uuid.UuidSerializer;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.NonNull;
 
 @Getter
 @NoArgsConstructor
+@JsonSerialize(using = UuidSerializer.class)
 public class GroupUuid extends AbstractUuid {
 
   public GroupUuid(@NonNull final String uuid) {
diff --git a/src/main/java/de/ph87/tools/tools/numbers/NumbersAccess.java b/src/main/java/de/ph87/tools/tools/numbers/NumbersAccess.java
index ced282d..e6edf9b 100644
--- a/src/main/java/de/ph87/tools/tools/numbers/NumbersAccess.java
+++ b/src/main/java/de/ph87/tools/tools/numbers/NumbersAccess.java
@@ -1,10 +1,13 @@
 package de.ph87.tools.tools.numbers;
 
+import de.ph87.tools.tools.numbers.lot.NumberLot;
 import de.ph87.tools.user.User;
 import lombok.Getter;
 import lombok.NonNull;
 import lombok.ToString;
 
+import java.util.Optional;
+
 @Getter
 @ToString
 public class NumbersAccess {
@@ -20,4 +23,9 @@ public class NumbersAccess {
     this.principal = principal;
   }
 
+  @NonNull
+  public Optional<NumberLot> findPrincipalLot() {
+    return numbers.getLots().stream().filter(lot -> lot.getUser().equals(principal)).findFirst();
+  }
+
 }
diff --git a/src/main/java/de/ph87/tools/tools/numbers/NumbersController.java b/src/main/java/de/ph87/tools/tools/numbers/NumbersController.java
index d1cebdd..00a0c0b 100644
--- a/src/main/java/de/ph87/tools/tools/numbers/NumbersController.java
+++ b/src/main/java/de/ph87/tools/tools/numbers/NumbersController.java
@@ -1,8 +1,11 @@
 package de.ph87.tools.tools.numbers;
 
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import de.ph87.tools.common.uuid.UuidSerializer;
 import de.ph87.tools.group.uuid.GroupUuid;
 import de.ph87.tools.tools.numbers.uuid.NumbersUuid;
 import de.ph87.tools.user.uuid.UserPrivateUuid;
+import jakarta.annotation.Nullable;
 import lombok.NonNull;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -30,20 +33,27 @@ public class NumbersController {
   }
 
   @PostMapping("canAccess")
-  public boolean canAccess(@NonNull final UserPrivateUuid privateUuid, final NumbersUuid numbersUuid) {
+  public boolean canAccess(@Nullable final UserPrivateUuid privateUuid, @NonNull final NumbersUuid numbersUuid) {
     return numbersService.canAccess(privateUuid, numbersUuid);
   }
 
   @NonNull
   @PostMapping("getGroupUuid")
+  @JsonSerialize(using = UuidSerializer.class)
   public GroupUuid getGroupUuid(final NumbersUuid numbersUuid) {
     return numbersService.getGroupUuid(numbersUuid);
   }
 
   @NonNull
   @PostMapping("byUuid")
-  public NumbersDto byUuid(@NonNull final UserPrivateUuid privateUuid, final NumbersUuid numbersUuid) {
+  public NumbersDto byUuid(@NonNull final UserPrivateUuid privateUuid, @NonNull final NumbersUuid numbersUuid) {
     return numbersService.byUuid(privateUuid, numbersUuid);
   }
 
+  @NonNull
+  @PostMapping("reveal")
+  public NumbersDto reveal(@NonNull final UserPrivateUuid privateUuid, @NonNull final NumbersUuid numbersUuid) {
+    return numbersService.reveal(privateUuid, numbersUuid);
+  }
+
 }
diff --git a/src/main/java/de/ph87/tools/tools/numbers/NumbersService.java b/src/main/java/de/ph87/tools/tools/numbers/NumbersService.java
index 375e94c..0e8f5c6 100644
--- a/src/main/java/de/ph87/tools/tools/numbers/NumbersService.java
+++ b/src/main/java/de/ph87/tools/tools/numbers/NumbersService.java
@@ -5,11 +5,13 @@ import de.ph87.tools.group.access.GroupAccess;
 import de.ph87.tools.group.access.GroupAccessService;
 import de.ph87.tools.group.dto.GroupDto;
 import de.ph87.tools.group.uuid.GroupUuid;
+import de.ph87.tools.tools.numbers.lot.NumberLot;
 import de.ph87.tools.tools.numbers.uuid.NumbersUuid;
 import de.ph87.tools.user.User;
 import de.ph87.tools.user.UserAccessService;
 import de.ph87.tools.user.push.UserPushService;
 import de.ph87.tools.user.uuid.UserPrivateUuid;
+import jakarta.annotation.Nullable;
 import lombok.NonNull;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -22,6 +24,7 @@ import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.server.ResponseStatusException;
 
 import java.util.Objects;
+import java.util.function.Supplier;
 
 @Slf4j
 @Service
@@ -42,17 +45,20 @@ public class NumbersService {
   public void create(@NonNull final UserPrivateUuid userPrivateUuid, @NonNull final GroupUuid groupUuid) {
     final GroupAccess access = groupAccessService.ownerAccess(userPrivateUuid, groupUuid);
     final Numbers numbers = numbersRepository.save(new Numbers(access.group));
-    pushAllLots(numbers);
+    push(numbers);
   }
 
-  public boolean canAccess(@NonNull final UserPrivateUuid privateUuid, @NonNull final NumbersUuid numbersUuid) {
+  public boolean canAccess(@Nullable final UserPrivateUuid privateUuid, @NonNull final NumbersUuid numbersUuid) {
+    if (privateUuid == null) {
+      return false;
+    }
     final NumbersAccess access = access(privateUuid, numbersUuid);
     return access.numbers.getGroup().getUsers().contains(access.principal);
   }
 
   @NonNull
   public GroupUuid getGroupUuid(@NonNull final NumbersUuid numbersUuid) {
-    final Numbers numbers = numbersRepository.findById(numbersUuid.uuid).orElseThrow(() -> new ResponseStatusException(HttpStatus.BAD_REQUEST));
+    final Numbers numbers = numbersRepository.findById(numbersUuid.uuid).orElseThrow(newBadRequest());
     return numbers.getGroup().getUuid();
   }
 
@@ -62,6 +68,15 @@ public class NumbersService {
     return toDto(lotAccess);
   }
 
+  @NonNull
+  public NumbersDto reveal(@NonNull final UserPrivateUuid privateUuid, @NonNull final NumbersUuid numbersUuid) {
+    final NumbersAccess lotAccess = access(privateUuid, numbersUuid);
+    final NumberLot lot = lotAccess.findPrincipalLot().orElseThrow(newBadRequest());
+    lot.reveal();
+    push(lotAccess.numbers);
+    return toDto(lotAccess);
+  }
+
   @NonNull
   public Page<NumbersDto> page(@NonNull final UserPrivateUuid privateUuid, @NonNull final GroupUuid groupUuid, final int page, final int pageSize) {
     final GroupAccess groupAccess = groupAccessService.access(privateUuid, groupUuid);
@@ -74,7 +89,7 @@ public class NumbersService {
   @NonNull
   private NumbersAccess access(@NonNull final UserPrivateUuid privateUuid, @NonNull final NumbersUuid numbersUuid) {
     final User principal = userAccessService.access(privateUuid);
-    final Numbers numbers = numbersRepository.findById(numbersUuid.uuid).orElseThrow(() -> new ResponseStatusException(HttpStatus.BAD_REQUEST));
+    final Numbers numbers = numbersRepository.findById(numbersUuid.uuid).orElseThrow(newBadRequest());
     if (!numbers.getGroup().getUsers().contains(principal)) {
       throw new ResponseStatusException(HttpStatus.FORBIDDEN);
     }
@@ -83,7 +98,7 @@ public class NumbersService {
 
   /* PUSH, DTO ------------------------------------------------------------------------------------ */
 
-  private void pushAllLots(@NonNull final Numbers numbers) {
+  private void push(@NonNull final Numbers numbers) {
     numbers.getLots()
       .stream()
       .filter(Objects::nonNull)
@@ -97,4 +112,10 @@ public class NumbersService {
     return new NumbersDto(lotAccess, group);
   }
 
+  /* BAD REQUEST ---------------------------------------------------------------------------------- */
+
+  private static @NonNull Supplier<ResponseStatusException> newBadRequest() {
+    return () -> new ResponseStatusException(HttpStatus.BAD_REQUEST);
+  }
+
 }
diff --git a/src/main/java/de/ph87/tools/tools/numbers/lot/NumberLot.java b/src/main/java/de/ph87/tools/tools/numbers/lot/NumberLot.java
index 09ce762..a3ce967 100644
--- a/src/main/java/de/ph87/tools/tools/numbers/lot/NumberLot.java
+++ b/src/main/java/de/ph87/tools/tools/numbers/lot/NumberLot.java
@@ -34,4 +34,8 @@ public class NumberLot {
     return this.user.equals(user);
   }
 
+  public void reveal() {
+    this.revealed = true;
+  }
+
 }
diff --git a/src/main/java/de/ph87/tools/tools/numbers/lot/NumberLotDto.java b/src/main/java/de/ph87/tools/tools/numbers/lot/NumberLotDto.java
index f3e21d6..fb5c080 100644
--- a/src/main/java/de/ph87/tools/tools/numbers/lot/NumberLotDto.java
+++ b/src/main/java/de/ph87/tools/tools/numbers/lot/NumberLotDto.java
@@ -14,11 +14,14 @@ public class NumberLotDto {
   @NonNull
   private final UserPublicDto user;
 
+  private final boolean revealed;
+
   @Nullable
   private final Integer number;
 
   public NumberLotDto(@NonNull final NumberLot lot, @NonNull final User principal) {
     this.user = new UserPublicDto(lot.getUser());
+    this.revealed = lot.isRevealed();
     this.number = lot.isRevealed() || lot.getUser().equals(principal) ? lot.getNumber() : null;
   }