diff --git a/src/Api/GroupsEpics.php b/src/Api/GroupsEpics.php
new file mode 100644
index 00000000..44df13ae
--- /dev/null
+++ b/src/Api/GroupsEpics.php
@@ -0,0 +1,101 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Gitlab API library.
+ *
+ * (c) Matt Humphrey <matth@windsor-telecom.co.uk>
+ * (c) Graham Campbell <graham@alt-three.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Gitlab\Api;
+
+class GroupsEpics extends AbstractApi
+{
+    /**
+     * @var string
+     */
+    public const STATE_ACTIVE = 'active';
+
+    /**
+     * @var string
+     */
+    public const STATE_CLOSED = 'closed';
+
+    /**
+     * @param int|string $group_id
+     * @param array      $parameters {
+     *
+     *     @var int[]  $iids   return only the epics having the given iids
+     *     @var string $state  return only active or closed epics
+     *     @var string $search Return only epics with a title or description matching the provided string.
+     * }
+     *
+     * @return mixed
+     */
+    public function all($group_id, array $parameters = [])
+    {
+        $resolver = $this->createOptionsResolver();
+        $resolver->setDefined('iids')
+            ->setAllowedTypes('iids', 'array')
+            ->setAllowedValues('iids', function (array $value) {
+                return \count($value) === \count(\array_filter($value, 'is_int'));
+            })
+        ;
+        $resolver->setDefined('state')
+            ->setAllowedValues('state', [self::STATE_ACTIVE, self::STATE_CLOSED])
+        ;
+        $resolver->setDefined('search');
+
+        return $this->get('groups/'.self::encodePath($group_id).'/epics', $resolver->resolve($parameters));
+    }
+
+    /**
+     * @param int|string $group_id
+     * @param int        $epic_id
+     *
+     * @return mixed
+     */
+    public function show($group_id, int $epic_id)
+    {
+        return $this->get('groups/'.self::encodePath($group_id).'/epics/'.self::encodePath($epic_id));
+    }
+
+    /**
+     * @param int|string $group_id
+     * @param array      $params
+     *
+     * @return mixed
+     */
+    public function create($group_id, array $params)
+    {
+        return $this->post('groups/'.self::encodePath($group_id).'/epics', $params);
+    }
+
+    /**
+     * @param int|string $group_id
+     * @param int        $epic_id
+     * @param array      $params
+     *
+     * @return mixed
+     */
+    public function update($group_id, int $epic_id, array $params)
+    {
+        return $this->put('groups/'.self::encodePath($group_id).'/epics/'.self::encodePath($epic_id), $params);
+    }
+
+    /**
+     * @param int|string $group_id
+     * @param int        $epic_id
+     *
+     * @return mixed
+     */
+    public function remove($group_id, int $epic_id)
+    {
+        return $this->delete('groups/'.self::encodePath($group_id).'/epics/'.self::encodePath($epic_id));
+    }
+}
diff --git a/src/Client.php b/src/Client.php
index d788d931..242b5b61 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -19,6 +19,7 @@
 use Gitlab\Api\Environments;
 use Gitlab\Api\Groups;
 use Gitlab\Api\GroupsBoards;
+use Gitlab\Api\GroupsEpics;
 use Gitlab\Api\GroupsMilestones;
 use Gitlab\Api\IssueBoards;
 use Gitlab\Api\IssueLinks;
@@ -177,6 +178,14 @@ public function groupsBoards(): GroupsBoards
         return new GroupsBoards($this);
     }
 
+    /**
+     * @return GroupsEpics
+     */
+    public function groupsEpics(): GroupsEpics
+    {
+        return new GroupsEpics($this);
+    }
+
     /**
      * @return GroupsMilestones
      */
diff --git a/tests/Api/GroupsEpicsTest.php b/tests/Api/GroupsEpicsTest.php
new file mode 100644
index 00000000..84f263f1
--- /dev/null
+++ b/tests/Api/GroupsEpicsTest.php
@@ -0,0 +1,113 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the Gitlab API library.
+ *
+ * (c) Matt Humphrey <matth@windsor-telecom.co.uk>
+ * (c) Graham Campbell <graham@alt-three.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Gitlab\Tests\Api;
+
+use Gitlab\Api\GroupsEpics;
+
+class GroupsEpicsTest extends TestCase
+{
+    /**
+     * @test
+     */
+    public function shouldGetAllEpics(): void
+    {
+        $expectedArray = [
+            ['id' => 1, 'title' => 'A epic'],
+            ['id' => 2, 'title' => 'Another epic'],
+        ];
+
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('get')
+            ->with('groups/1/epics')
+            ->will($this->returnValue($expectedArray))
+        ;
+
+        $this->assertEquals($expectedArray, $api->all(1));
+    }
+
+    /**
+     * @test
+     */
+    public function shouldShowEpic(): void
+    {
+        $expectedArray = ['id' => 1, 'name' => 'A epic'];
+
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('get')
+            ->with('groups/1/epics/2')
+            ->will($this->returnValue($expectedArray))
+        ;
+
+        $this->assertEquals($expectedArray, $api->show(1, 2));
+    }
+
+    /**
+     * @test
+     */
+    public function shouldCreateEpic(): void
+    {
+        $expectedArray = ['id' => 3, 'title' => 'A new epic'];
+
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('post')
+            ->with('groups/1/epics', ['description' => 'Some text', 'title' => 'A new epic'])
+            ->will($this->returnValue($expectedArray))
+        ;
+
+        $this->assertEquals($expectedArray, $api->create(1, ['description' => 'Some text', 'title' => 'A new epic']));
+    }
+
+    /**
+     * @test
+     */
+    public function shouldUpdateEpic(): void
+    {
+        $expectedArray = ['id' => 3, 'title' => 'Updated epic'];
+
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('put')
+            ->with('groups/1/epics/3', ['title' => 'Updated epic', 'description' => 'Updated description', 'state_event' => 'close'])
+            ->will($this->returnValue($expectedArray))
+        ;
+
+        $this->assertEquals($expectedArray, $api->update(1, 3, ['title' => 'Updated epic', 'description' => 'Updated description', 'state_event' => 'close']));
+    }
+
+    /**
+     * @test
+     */
+    public function shouldRemoveEpic(): void
+    {
+        $expectedBool = true;
+
+        $api = $this->getApiMock();
+        $api->expects($this->once())
+            ->method('delete')
+            ->with('groups/1/epics/2')
+            ->will($this->returnValue($expectedBool))
+        ;
+
+        $this->assertEquals($expectedBool, $api->remove(1, 2));
+    }
+
+    protected function getApiClass()
+    {
+        return GroupsEpics::class;
+    }
+}