Fuel, an Uncommon card

The card carries these facts from its Wikipedia article.

• The concept was originally applied solely to those materials capable of releasing chemical energy but has since also been applied to other sources of heat energy, such as nuclear energy.
• The heat energy released by reactions of fuels can be converted into mechanical energy via a heat engine.
• Other times, the heat itself is valued for warmth, cooking, or industrial processes, as well as the illumination that accompanies combustion.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Fuel article was read about 73,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 71 and blocks with 56: each hit it takes is cut by 22 %.

Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.

The cards just above and just below Fuel in the power ranking, all domains together.