Arch-hag

{
  "name": "Arch-hag",
  "page": 20,
  "__prop": "legendaryGroup",
  "source": "XMM",
  "regionalEffects": [
    "The region containing an arch-hag's lair is altered by its presence, creating the following effects:",
    {
      "type": "list",
      "items": [
        {
          "name": "Lapsus Linguae",
          "type": "item",
          "entries": [
            "Creatures (excluding the hag and its allies) within 1 mile of the lair subtract {@dice 1d10} from any ability check they make when they take the {@action Influence|XPHB} action."
          ]
        },
        {
          "name": "Meddlesome Magic",
          "type": "item",
          "entries": [
            "Whenever a creature other than the hag or its allies finishes a {@variantrule Long Rest|XPHB} while within 1 mile of the lair, the next time that creature casts a spell using a spell slot, it also casts {@spell Confusion|XPHB} centered on itself. The spell uses the creature's spellcasting ability and doesn't require {@status Concentration|XPHB}."
          ]
        }
      ],
      "style": "list-hang-notitle"
    },
    "If the arch-hag is destroyed or moves its lair elsewhere, these effects end immediately."
  ]
}