: Position Infantry or Snipers on elevated platforms or behind the walls.
: Create a funnel (a "piece" of the map geometry) where zombies are forced to cluster together, making your explosives and area-of-effect weapons more efficient. 2. Making a Video or Creative "Piece"
: This specific version typically includes the base game files. If you are trying to "make" (compile or mod) the files, you would generally need to extract the .zip and use the Unity Engine if you are looking to create custom mods or maps.
Based on common "making a piece" requests for games like this, 1. Building a Defensive "Piece" (In-Game)
If you want to create a highlight reel or "piece" of content about your gameplay: