Description: requirements:
An army of (insert monster name here) is attacking the graveyard. The player has gone through like a quarter into the game. This happens randomly after that.
Effects:
An army of monsters attack the graveyard and steal your stuff. You can fight them off. However, It's hard because there are so many of them. Sometimes there may even be a boss. But there can never be multiple armies at once. And there is only one monster type in every army.