Dorian's Symphony

4 spectre-like depictions of musicians appear in a 10ft x 10ft cube within distance. Three have their own instrument, each one an instrument that was provided in the materials, and one sings. The begin singing and playing music.

All friendly creatures within 30ft of have advantage on all attacks, and gain a +10ft bonus to their walking speed. A creature cannot benefit from this spell if it is Deafened.

At Higher Levels. When you cast this spell using a spell slot of 6th level or higher, the speed bonus increases by 5ft for every slot above 5th.