Grave Blast is an action-adventure game that combines elements from survival games like "Survivalist" with a unique zombie-themed gameplay experience. The player controls the characters avatar by moving their stick through space. They can use various actions to move, shoot at zombies and blast them away while avoiding enemies in this spooky Halloween setting filled with pumpkins (the pumpkin symbol), graves where skeletons are buried under layers of soil or dirt covered over a grave marker made from an old-fashioned wooden cross that has been carved into the ground) moonlight which is bright but eerie.
The player can also use their speed to dodge and shoot at zombies, while avoiding enemies in this spooky Halloween world. The game features various zombie types with different shapes (e.g., octopuses), abilities like "sneak" movement or a special ability that allows the characters avatar to move through walls more easily.