Thunderwave

D&D 2024 spell: Thunderwave. Source: Player's Handbook (2024). level 1, school Evocation, casting time 1 action, range 15 feet (15-foot cube), duration Insta...

You unleash a wave of thunderous energy. Each creature in a 15-foot Cube [Area of Effect] originating from you makes a Constitution saving throw. On a failed save, a creature takes 2d8 Thunder damage and is pushed 10 feet away from you. On a successful save, a creature takes half as much damage only. In addition, unsecured objects that are entirely within the Cube [Area of Effect] are pushed 10 feet away from you, and a thunderous boom is audible within 300 feet.

At Higher Levels

Using a Higher-Level Spell Slot The damage increases by 2d8 for each spell slot level above 1.

Source: Player's Handbook (2024), p. 334 - Licenses and attribution