The curse of Pinnacle Valley

Your friend asked you a favor, you must give him a powerful weapon in the other side of a cursed village called Pinnacle Valley , where nonthing works as it´s seems. Controls: [WASD] Move [Space] Jump [Left mouse button] Hold items, shoot bullets [Right mouse button] Throw items [E] Open doors [R] to reset levels [Esc] Main menu [Ctrl] Switch fullscreen