Source: Player's Handbook

Conjuration cantrip

Casting Time: 1 action
Range: 10 feet
Components: V, S
Duration: Instantaneous

You extend your hand toward a creature you can see within range and project a puff of noxious gas from your palm. The creature must succeed on a Constitution saving throw or take 1d12 poison damage.

At Higher Levels. This spell’s damage increases by 1d12 when you reach 5th level (2d12), 11th level (3d12), and 17th level (4d12).

Spell Lists. Artificer, Druid, Sorcerer, Warlock, Wizard