Mordenkainen's Lost Notebook

Drawmij’s Breath of Life

2-level Transmutation

You can choose up to four creatures you can see within range. For the duration, each creature can hold its breath without suffocating (see Suffocating, PHB, Chapter 8, p183, if a creature is still submerged when the duration expires).
At higher levels: At higher levels: When you cast this spell using a spell slot of 3rd level or higher, the duration is extended another 10 minutes and you can affect one additional creature for each slot level above 2nd.