manifest-charm-of-xoriat-the-realm-of-delirium-efa

Manifest Charm of Xoriat, the Realm of Delirium

Charm

When you use a spell slot to cast a spell, you can expend the Charm (no action required) to roll on the Wild Magic Surge table in the “Player’s Handbook”.

Source: Eberron: Forge of the Artificer