Gullinkambi is an item that first appears in Book IV of Fire Emblem Heroes.
It is a horn given to the Order of Heroes by Dream-King Freyr. When used at the Dream Gate, it can return someone to the real world so long as they can imagine and desire to return to it.
Etymology[edit | edit source]
In Norse Mythology, Gullinkambi is a rooster that lives in Valhalla. It is said that it's one of the three roosters whose crowing marks the start of Ragnarok.