Reduces the HP of sleeping opposing Pokémon.

bad-dreams

status

Physical damage, controlled by Attack and Defense

physical

Special damage, controlled by Special Attack and Special Defense

special

One specific move.  How this move is chosen depends upon on the move being used.

specific-move

One other Pokémon on the field, selected by the trainer.  Stolen moves reuse the same target.

selected-pokemon-me-first

ally

The user's side of the field.  Affects the user and its ally (if any).

users-field

Either the user or its ally, selected by the trainer.

user-or-ally

The opposing side of the field.  Affects opposing Pokémon.

opponents-field

user

One opposing Pokémon, selected at random.

random-opponent

all-other-pokemon

One other Pokémon on the field, selected by the trainer.

selected-pokemon

all-opponents

entire-field

user-and-allies

all-pokemon

all-allies

fainting-pokemon

normal

fighting

flying

poison

ground

rock

ghost

steel

fire

water

grass

electric

psychic

dragon

dark

fairy

unknown

shadow

On a moonless night, a strange incident occurred in which every
one of a village's inhabitants suffered nightmares. The villagers
attested that Darkrai appeared before them in these nightmares.

darkrai

generation-iv

For four turns, this move prevents the target from
using the move it last used.

disable

The user makes the target see a frightening mirage.
It inflicts damage equal to the user’s level.

night-shade

This move can’t be used.
It’s recommended that this move is forgotten.
Once forgotten, this move can’t be remembered.