KillingSpree is an open source multiplayer game. I will not be updating this any longer. Source code. Practice mode. Usage: Start server and client on one device. Search for client on same network or manually enter IP to join in (TCP port - 2001, UDP port - 3001). Crush, shoot or bomb your opponents to win. Credits: Kenney for the tilesets/sprites (. Surt for the tileset (.