Cloud of Daggers

D&D 2014 spell: Cloud of Daggers. Source: Player's Handbook (2014). level 2, school Conjuration, casting time 1 action, range 60 feet, duration Concentration...

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

At Higher Levels When you cast this spell using a spell slot of 3rd level or higher, the damage increases by 4d4 for each slot level above 2nd.

Source: Player's Handbook (2014), p. 222 - Licenses and attribution