The Heir, also known as the final boss of , is unsurprisingly the most challenging enemy you will face. After delivering the three colored gems to the Sealed Temple, you will face off against The Heir in an initial battle that must be lost. You will respawn as a ghost and must regain all of your stat upgrades by visiting the Hero's Graves before facing the final boss in an actual match.
While The Heir can be fought without restoring upgrades and regaining the fox's physical form, the already hard fight will be even tougher, and thus, it is not recommended. Instead, players should visit each of the six Hero's Graves as a ghost to restore all previous upgrades before taking on their most challenging opponent yet.
The true ending in Tunic requires players to find 10 of the Fairy collectibles and every instruction page in the game before fighting The Heir.
Unfortunately, retrieving the upgrades from the hero's graves can only be done after entering the Cathedral and completing the combat trials to unlock the teleport dash ability. You will be returned to your normal form once you have retrieved the upgrade items floating on pedestals at the end of each Hero's Grave path. At this point, the Fox may again confront The Heir for the true final boss fight.
The arena can be reached using any of 's fast travel warp points and activating the central platform. The Heir will immediately begin attacking as soon as the Fox spawns, so players should ensure they have the right gear equipped before entering. For this fight, it's recommended that players have their sword, magic staff, and any explosives equipped in the three gear slots. The Scavenger Mask should also be equipped in one of the open ability card slots in .
The Hero's Graves in Tunic can be used to restore the fox's stat upgrades and physical form after losing to The Heir and becoming a ghost.
The Heir has a mix of melee and magic attacks that they can use from the start of final boss battle and a few additional moves
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