What set is this Water Energy card from?

This Water Energy card is from the Power Keepers set, which was released in 2007 and was the final expansion of the EX Series in the Pokémon TCG.

As a basic Energy card, it is not inherently rare, but this specific printing is a reverse holographic variant, which is less common than the standard non-holo version.

What is the significance of the "4K2-MWD-EEJ" code on the card?

This code is a unique identifier used by the Pokémon Company International for specific print runs or card versions, often found on Energy cards.

Does this card have any special abilities or effects?

No, as a basic Energy card, its sole purpose is to provide one unit of Water Energy to power a Pokémon's attacks. It does not have abilities or effects itself.

Why would someone collect a basic Energy card?

Collectors often seek specific basic Energy cards, especially reverse holographic or full art variants, to complete sets, for aesthetic appeal in their decks, or as part of a historical collection of card designs.

Back to Cards

Water Energy — Power Keepers Pokémon card

Water EnergyPower Keepers #105 Pokémon Card

Name: Water Energy — Power Keepers #105
Brand: Pokémon TCG

Power Keepers·#105

Water Energy symbolizes the elemental force required for Water-type Pokémon, a universally recognized type known for its aquatic nature and strong defensive capabilities across all generations. This specific card is a reverse holographic Water Energy from the 2007 Power Keepers set, a common card transformed into a visually appealing collectible through its full-card holographic variant. Here, visitors will discover the foundational role of Energy in the TCG, learn about the Power Keepers set's place in TCG history, and understand the unique aesthetic of this particular printing.

Read more ↓

Card Number: #105
Release Date: February 13, 2007
Language: EN
Set Code: pk

Water Energy plays a fundamental role in the Pokémon Trading Card Game, representing the elemental power required to fuel Water-type Pokémon's attacks. Unlike specific Pokémon, Energy cards are not tied to a particular generation or evolution line, but rather embody the core mechanics of the game itself, being essential for any deck featuring Water Pokémon. In the broader Pokémon universe, Water-type Pokémon are among the most common and versatile, often found in aquatic environments like oceans, rivers, and lakes. They are known for their strong defensive capabilities and powerful special attacks. Water-type Pokémon have a distinct advantage over Fire, Ground, and Rock types, reflecting the real-world properties of water to extinguish fire, erode earth, and break down stone. Conversely, they are vulnerable to Electric and Grass types. Their prevalence in the games and anime, often featuring as starter Pokémon like Squirtle, Totodile, Mudkip, and Froakie, underscores their cultural significance and widespread appeal. Energy cards, while not Pokémon themselves, are the lifeblood of every battle, enabling these iconic creatures to unleash their abilities.

Last updated: April 11, 2026