Ashardalon's Stride

From Fizban's Treasury of Dragons, page 19.

Description
3rd-level transmutation


 * Casting Time: 1 bonus action
 * Range: Self
 * Components: V, S
 * Duration: Concentration, up to 1 minute

The billowing flames of a dragon cover your feet, granting you explosive speed. For the duration, your speed increases by 20 feet and moving doesn't provoke opportunity attacks.

When you move within 5 feet of a creature or object that isn't being worn or carried, it takes 1d6 fire damage from your trail of heat. A creature or object can take this damage only once during a turn.

At Higher Levels. When you cast this spell using a spell slot of 4th level or higher, increase your speed by 5 feet for each spell slot level above 3rd. Additionally, the spell deals an additional 1d6 fire damage for each slot level above 3rd.

Learned By

 * Classes: Artificer, Ranger, Sorcerer, Wizard
 * Subclasses: Fighter (Eldritch Knight), Rogue (Arcane Trickster), Sorcerer (Clockwork Soul)