Attacks

Colorless
Sleepy Pulse
Your opponent's Active Pokémon is now Asleep. During Pokémon Checkup, your opponent flips 2 coins instead of 1. If either of them is tails, that Pokémon is still Asleep.
PsychicColorless
Super Hypnoblast
10+
If your opponent's Active Pokémon is Asleep, this attack does 120 more damage.

Pokémon · Stage1

Musharna

Market price

Updated Nov 10 · via TCGdexView on TCGplayer

Colorless
Sleepy Pulse
Your opponent's Active Pokémon is now Asleep. During Pokémon Checkup, your opponent flips 2 coins instead of 1. If either of them is tails, that Pokémon is still Asleep.
PsychicColorless
Super Hypnoblast
10+
If your opponent's Active Pokémon is Asleep, this attack does 120 more damage.

It drowses and dreams all the time. It's best to leave it be if it's just woken up, as it's a terrible grump when freshly roused from sleep.