30th Celebration

Basic

{Colorless} Growl
During your opponent's next turn, attacks used by the Defending Pokémon do 30 less damage <em>(before applying Weakness and Resistance)</em>.
{Darkness} Headbutt 10

Weakness {Fighting} ×2

Retreat {Colorless}

Nidoran♀

Wisdom of Sea and Sky

{Darkness} Call for Family
Put 1 random Nidoran♂ from your deck onto your Bench.

Weakness {Fighting} +20

Retreat {Colorless}

{Darkness} Peck 20

Weakness {Fighting} +20

Retreat {Colorless}

Nidoran♂

Destined Rivals

{Darkness} Surprise Attack 30
Flip a coin. If tails, this attack does nothing.

Weakness {Fighting} ×2

Retreat {Colorless}

Team Rocket's Nidoran♀

{Darkness} Pierce 10
{Darkness}{Colorless} Hammer In 30

Weakness {Fighting} ×2

Retreat {Colorless}

Team Rocket's Nidoran♂

Genetic Apex

{Darkness}{Colorless} Poison Horn 20
Your opponent's Active Pokémon is now Poisoned.

Weakness {Fighting} ×2

Retreat {Colorless}

{Darkness} Horn Attack 20

Weakness {Fighting} ×2

Retreat {Colorless}

Team Up

{Colorless} Call for Family
Search your deck for a Basic Pokémon and put it onto your Bench. Then, shuffle your deck.
{Colorless}{Colorless} Scratch 20

Weakness {Psychic} ×2

Retreat {Colorless}

{Colorless} Peck 10
{Psychic}{Colorless} Horn Attack 20

Weakness {Psychic} ×2

Retreat {Colorless}

Evolutions

{Psychic} Double Stab 10×
Flip 2 coins. This attack does 10 damage times the number of heads.

Weakness {Psychic} ×2

Retreat {Colorless}

Steam Siege

{Colorless} Come Along
Search your deck for Nidoran♀ and put it onto your Bench. Shuffle your deck afterward.
{Psychic}{Colorless} Peck 20

Weakness {Psychic} ×2

Retreat {Colorless}

Primal Clash

{Colorless} Scratch 10
{Psychic}{Colorless} Bite 20

Weakness {Psychic} ×2

Retreat {Colorless}

Plasma Freeze

{Psychic}{Colorless} Poison Sting 20
Flip a coin. If heads, the Defending Pokémon is now Poisoned.

Weakness {Psychic} ×2

Retreat {Colorless}

{Psychic} Hit Back 30
If this Pokémon has no damage counters on it, this attack does nothing.

Weakness {Psychic} ×2

Retreat {Colorless}

Triumphant

{Colorless} Friend Search
Look at the top 5 cards of your deck, choose 1 Pokémon you find there, show it to your opponent, and put it into your hand. Shuffle the other cards back into your deck.
{Psychic}{Colorless} Double Kick 20×
Flip 2 coins. This attack does 20 damage times the number of heads.

Weakness {Psychic} ×2

Retreat {Colorless}

Nidoran ♀

{Colorless} Pheromone Poison 10
If Nidoran ♀ is on your Bench, the Defending Pokémon is now Poisoned.
{Colorless}{Colorless} Horn Attack 20

Weakness {Psychic} ×2

Retreat {Colorless}

Nidoran ♂

Rising Rivals

{Psychic} Scratch 10
{Colorless}{Colorless} Offer Help
Search your deck for a Supporter card, show it to your opponent, and put it into your hand. Shuffle your deck afterward.

Weakness {Psychic} +10

Retreat {Colorless}

{Colorless} Leer
Flip a coin. If heads, the Defending Pokémon can't attack during your opponent's next turn.
{Psychic}{Colorless} Horn Hazard 40
Flip a coin. If tails, this attack does nothing.

Weakness {Psychic} +10

Retreat {Colorless}

Secret Wonders

{Colorless} Collect
Draw a card.
{Psychic} Poison Skin
Flip 2 coins. If either of them is heads, the Defending Pokémon is now Poisoned.

Weakness {Psychic} +10

Retreat {Colorless}

Mysterious Treasures

{Colorless} Call for Family
Search your deck for Nidoran♂ or Nidoran♀ and put it onto your Bench. Shuffle your deck afterward.
{Psychic}{Colorless} Poison Sting 20
Flip a coin. If heads, the Defending Pokémon is now Poisoned.

Weakness {Psychic} +10

Retreat {Colorless}

Dragon Frontiers

{Colorless} Tail Whip
Flip a coin. If heads, the Defending Pokémon can't attack during your opponent's next turn.
{Colorless} Scratch 10

Weakness {Psychic} ×2

Retreat {Colorless}

Nidoran♀ δ

{Colorless} Peck 10
{Darkness} Poison Horn
Flip a coin. If heads, the Defending Pokémon is now Poisoned.

Weakness {Psychic} ×2

Retreat {Colorless}

Nidoran♂ δ

FireRed & LeafGreen

{Colorless} Look for Friends
Reveal cards from your deck until you reveal a Basic Pokémon. Show that card to your opponent and put it into your hand. Shuffle the other revealed cards into your deck. (If you don't reveal a Basic Pokémon, shuffle all the revealed cards back into your deck.)
{Colorless}{Colorless} Bite 20

Weakness {Psychic} ×2

Retreat {Colorless}

{Colorless} Call for Family
Search your deck for a Nidoran ♀ or a Nidoran ♂ card and put it onto your Bench. Shuffle your deck afterward.
{Colorless} Double Stab 10x
Flip 2 coins. This attack does 10 damage times the number of heads.

Weakness {Psychic} ×2

Retreat {Colorless}

Skyridge

{Colorless} Call for Family
Search your deck for a Basic Pokémon card named Nidoran ♀ or Nidoran ♂ and put it onto your Bench. Shuffle your deck afterward. (You can't use this attack if your Bench is full.)
{Grass} Scratch 10

Weakness {Psychic} x2

Retreat {Colorless}

{Colorless}{Colorless} Poison Sting 10
The Defending Pokémon is now Poisoned.

Weakness {Psychic} x2

Retreat {Colorless}

Aquapolis

{Grass} Poison Horn
Flip a coin. If heads, the Defending Pokémon is now Poisoned.
{Colorless}{Colorless} Scratch 20

Weakness {Psychic} x2

Retreat {Colorless}

Legendary Collection

{Grass} Fury Swipes 10×
Flip 3 coins. This attack does 10 damage times the number of heads.
{Grass}{Grass} Call for Family
Search your deck for a Basic Pokémon named Nidoran ♀ or Nidoran ♂ and put it onto your Bench. Shuffle your deck afterward. (You can't use this attack if your Bench is full.)

Weakness {Psychic} ×2

Retreat {Colorless}

{Grass} Horn Hazard
Flip a coin. If tails, this attack does nothing.

Weakness {Psychic} ×2

Retreat {Colorless}

Gym Challenge

{Grass} Horn Thrust
Flip a coin. If tails, this attack does nothing.
{Colorless}{Colorless} Double-edge 30
Giovanni's Nidoran ♀ does 20 damage to itself.

Weakness {Psychic} x2

Retreat {Colorless}

Giovanni's Nidoran ♀

{Colorless} Double Kick 10x
Flip 2 coins. This attack does 10 damage times the number of heads.
{Grass} Retaliation 30
You can't use this attack unless Giovanni's Nidoran ♂ has 2 or more damage counters on it.

Weakness {Psychic} x2

Retreat {Colorless}

Giovanni's Nidoran ♂

Base Set 2

{Grass} Fury Swipes 10
Flip 3 coins. This attack does 10 damage times the number of heads.
{Grass}{Grass} Call for Family
Search your deck for a Basic Pokémon named Nidoran M or Nidoran F and put it onto your Bench. Shuffle your deck afterward. (You can't use this attack if your Bench is full.)

Weakness {Psychic} ×2

Retreat {Colorless}

Jungle

{Grass} Fury Swipes 10x
Flip 3 coins. This attack does 10 damage times the number of heads.
{Grass}{Grass} Call for Family
Search your deck for a Basic Pokémon named Nidoran M or Nidoran F and put it onto your Bench. Shuffle your deck afterward. (You can't use this attack if your Bench is full.)

Weakness {Psychic} ×2

Retreat {Colorless}

Base Set

{Grass} Horn Hazard 30
Flip a coin. If tails, this attack does nothing.

Weakness {Psychic} ×2

Retreat {Colorless}