Castle Panic is a cooperative tower defense board game for 1 to 6 players. Players work together to defend their castle from attacking monsters that emerge from the forest. Using cards, they attack and slay monsters to protect the castle walls. The game requires strategic planning and teamwork as players trade cards and coordinate their defenses. The objective is to keep at least one tower standing by the end of the game. Suitable for ages 8 and up, Castle Panic offers various play modes and typically takes about 45 minutes to complete.