Feudal Alloy
It's a Metroidvania-style action role-playing game with medieval robots powered by fish heads! Explore a huge medieval world, improve your combat skills by smashing a lot of mechanical creatures, and talk to other robots in unique animated dialogs.
Story
Attu is an ordinary farmer robot who lives in a small hut in a sunflower field. He led a simple but pleasant life until a gang of outlaws raided the village, stole the oil supplies and burned down his house. Fortunately, he managed to grab his old sword and escape into the forest.