1

The party cannot agree on an issue.

2

Someone becomes aggressive without apparent reason. It is not contagious.

3

Someone becomes aggressive without apparent reason. It is contagious.

4

Hostile persons.

5

Hostile creatures or other wildlife.

6

A reward is offered for the capture or killing of one or more of the party.

7

The area you are in is now at war, or if it already was, the war has acquired a new front.

8

An area you meant to reach is at war, or if it already was, the war has acquired a new front.

9

Something that the party has been legally doing or planning to legally do is now illegal.

10

An enemy previously defeated or escaped (whether in this game, a previous game with shared characters, or someone's backstory) is coming after the party or one of its members.

11

The quest or the reason you were on it is a lie.

12

Someone is unmasked as not being who they said they were.

13

A betrayal (someone turned coat, someone was in league with the enemy all along, someone thought selling out the party was the lesser of two evils, etc.).