Assault or Invasion; Invading Forces

Source: Dungeon Master’s Guide p. 29

Invading Forces

dice: d8Invading Forces
1A criminal enterprise
2Monsters or a unique monster
3A planar threat
4A past adversary reawakened, reborn, or resurgent
5A splinter faction
6A savage tribe
7A secret society
8A traitorous ally
^invading-forces