About THE FORGOTTEN WORLD – VEERNA

Open an ancient chest, take up a giant sword and survive four zombies on a misty mountain in a lost world.

On a computer: WASD move, mouse look, E use, click slash, right-click block, Space dodge
On a phone: Left stick move, drag to look, buttons: slash, block, dodge, use

divyanshugir5 described this game in a sentence on OhMyGames and the AI built it. You can make your own the same way, free to start.