The user just flops and splashes around to no effect at all...

The user flails about aimlessly to attack. The less HP the user has, the greater the move's power.

If it is the opposite gender of the user, the target becomes infatuated and less likely to attack.

By moving rapidly, the user makes illusory copies of itself to raise its evasiveness.

The user endures any attack with at least 1 HP. Its chance of failing rises if it is used in succession.

The user summons a hailstorm lasting five turns. It damages all Pokémon except Ice types.

A wondrous wall of light is put up to reduce damage from special attacks for five turns.

This move enables the user to protect itself from all attacks. Its chance of failing rises if it is used in succession.

The user summons a heavy rain that falls for five turns, powering up Water-type moves. It lowers the power of Fire-type moves.

The user restores its own HP but also becomes drowsy.

While it is asleep, the user randomly uses one of the moves it knows.

The user creates a substitute for itself using some of its HP. The substitute serves as the user's decoy.

The user enrages and confuses the target. However, this also sharply raises the target's Attack stat.

The target is exposed to a sinister ray that triggers confusion.

The user creates a haze that eliminates every stat change among all the Pokémon engaged in battle.

The user employs hypnotic suggestion to make the target drowsy.

A retaliation move that counters any special attack, inflicting double the damage taken.

The user cloaks itself and its allies in a white mist that prevents any of their stats from being lowered for five turns.

The user tickles the target into laughing, reducing its Attack and Defense stats.