Cloud of Daggers

From Player's Handbook, page 222.

Description
2nd-level conjuration


 * Casting Time: 1 action
 * Range: 60 feet
 * Components: V, S, M (a sliver of glass)
 * Duration: Concentration, up to 1 minute

You fill the air with spinning daggers in a cube 5 feet on each side, centered on a point you choose within range. A creature takes 4d4 slashing damage when it enters the spell's area for the first time on a turn or starts its turn there.

At Higher Levels: When you cast this spell using a spell slot of 3rd level or higher, the damage increases by 2d4 for each slot level above 2nd.

Learned By

 * Classes: Bard, Sorcerer, Warlock, Wizard
 * Subclasses: Fighter (Eldritch Knight), Rogue (Arcane Trickster)