Crown of Madness

2nd-Level Enchantment
Casting Time: 1 action
Range: 120 feet
Components: VS
Duration: (C) 1 minute

As in the Player's Handbook with the following added:

At Higher Levels. When you cast this spell using a spell slot of 3rd level or higher, you can target an additional creature for each spell slot above 2nd.

Source: PHB 229

Changelog

Added upcasting option.