Dynamic dungeon

As it sometimes happens, the adventurers rested, restocked and generally spent all the hard-earned cash before entering the dungeon again. But the place was not as it used to be.

The following changes have happened

 * [main]

1,An arcane influence has disappeared. 1,A [arcane] has taken hold of a particular area. 1,A new species of creatures has entered the dungeon. 1,A species of creatures has left the area, slain or driven away. 1,A new lair with treasure and fierce guardians waits within. 1,A lair, previously inhabited, is now empty. 1,A passage has closed in, due to a minor earthquake, magical manipulation, or fortification. 1,A new passage has opened, due to digging monsters, a localised earthquake, dwarven expedition, or careless magic. 1,A new trap has been set up. 1,All traps have been retriggered and tweaked ever so slightly. 1,An old trap was cleared away. 1,A cache of treasure was discovered and looted by the inhabitants, leaving a dangerous gift in its place. 1,Some enterprising fool has set up a shop or a tavern among the corridors inhabited by bloodthirsty monsters. 1,A new cache of treasure, well-hidden, may even be found within the dungeon. 1,A connection to another level has opened. 1,A connection to another level has moved around.
 * main

1,new arcane influence 1,necromantic cloud that saps life out of any who enter, raising those who die within as walking corpses and empowering all the undead within 1,rainbow-like phenomenon in a corridor mesmerises those that stay for too long, drawing sustenance from them and gifting them with secrets beyond the reach of most sages
 * arcane