Guide not written yet. We add one after we've played the game. For now, this is the developer's own description.
About Green Slaughter
Enter an apocalyptic world in Green Slaughter, where survival means battling hordes of monstrous creatures. Unravel a conspiracy as a fearless warrior, mastering intricate controls and upgrading your arsenal to challenge increasingly powerful foes. Conquer the creatures, save humanity, and enjoy the relentless action-packed adventure.
Description supplied by the developer via GamePix.