Dead Walking

2nd-level illusion
Casting time: 1 action
Range: 10 feet
Target: Up to six willing creatures
Components: V, S, M (a copper piece)
Duration: Ranger, Sorcerer, Warlock, Wizard
Classes:
Subclasses:

As part of the casting of this spell, you place a copper piece under your tongue. This spell makes up to six willing creatures you can see within range invisible to undead for the duration. Anything a target is wearing or carrying is invisible as long as it is on the target’s person. The spell ends for all targets if one target attacks or casts a spell.

At Higher Levels. When you cast this spell using a 3rd-level spell slot, it lasts for 1 hour without requiring your concentration. When you cast this spell using a spell slot of 4th level or higher, the duration increases by 1 hour for each slot level above 3rd.