(Dubbed) Green Lantern vs Cliff Monsters

Deserting their old camp, the protagonist guides his group to a ghost-fire village ringed by three sheer cliffs and the sea, an unbeatable natural fortress. Holding a pale green lantern on guard duty, he confronts shadowy fiends through the whole night. Come sunrise, monster bodies pile below the cliff, yet the colossal lurking beast has disappeared without a single trace...