| `/publish` | ✓ | | | Publish issue to an associated [Status Page](../../operations/incident_management/status_page.md)([Introduced in GitLab 13.0](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/30906)) **(ULTIMATE)** |
| `/reassign @user1 @user2` | ✓ | ✓ | | Replace current assignees with those specified. **(STARTER)** |
| `/rebase` | | ✓ | | Rebase source branch. This will schedule a background task that attempt to rebase the changes in the source branch on the latest commit of the target branch. If `/rebase` is used, `/merge` will be ignored to avoid a race condition where the source branch is merged or deleted before it is rebased. If there are merge conflicts, GitLab will display a message that a rebase cannot be scheduled. Rebase failures will be displayed with the merge request status. |
| `/rebase` | | ✓ | | Rebase source branch. This schedules a background task that attempts to rebase the changes in the source branch on the latest commit of the target branch. If `/rebase` is used, `/merge` is ignored to avoid a race condition where the source branch is merged or deleted before it is rebased. If there are merge conflicts, GitLab displays a message that a rebase cannot be scheduled. Rebase failures are displayed with the merge request status. |
| `/reassign_reviewer @user1 @user2` | | ✓ | | Replace current reviewers with those specified. **(STARTER)** |
| `/relabel ~label1 ~label2` | ✓ | ✓ | ✓ | Replace current labels with those specified. |
| `/relate #issue1 #issue2` | ✓ | | | Mark issues as related. **(STARTER)** |