From Guild Wars 2 Wiki
- Unknown: A magical sensor shimmers on the ground.
- Retrieve it.
- Ignore it.
- Their name will not show up as overhead text when displaying enemy names (default ) or enabling the "Show All Usable Object Names" option.
- The general context-sensitive interact prompt text shows "Recover" (default ).
- Although their name does not show up as overhead text, they are named Unknown in the dialogue panel and when calling target while in a group.