http://breezewiki.vernccvbvyi5qhfzyqengccj7lkove6bjot2xhh5kajhwvidqafczrad.onion/minecraft/wiki/Hero_of_the_Village
This is a hidden advancement, meaning that it can be viewed by the player only after completing it, regardless of if its child advancement(s), if any, have been completed. nether/all_effects Hero of the Village Successfully defend a village from a raid Voluntary Exile Kill at least one raid mob during a raid and wait until it ends in victory.