The Pokémon intimidates opposing Pokémon upon
entering battle, lowering their Attack stat.

intimidate

The Pokémon may heal its own status conditions
by shedding its skin.

shed-skin

Unnerves opposing Pokémon and makes them unable
to eat Berries.

unnerve

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

The older it gets, the longer it grows. At night, it
wraps its long body around tree branches to rest.

ekans

The frightening patterns on its belly have been
studied. Six variations have been confirmed.

arbok

generation-i

grassland

A long body, vines, or the like are used to wrap and
squeeze the target for four to five turns.

wrap

The user gives opposing Pokémon an intimidating
leer that lowers the Defense stat.