Hexachlorocyclohexane, a Common card

The card carries these facts from its Wikipedia article.

• This structure has nine stereoisomers, which differ by the stereochemistry of the individual chlorine substituents on the cyclohexane.
• It is sometimes erroneously called "benzene hexachloride".
• They have been used as models for analyzing the effects of different geometric positions of the large atoms with dipolar bonds on the stability of the cyclohexane conformation.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Hexachlorocyclohexane article was read about 11,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 48 and blocks with 28: each hit it takes is cut by 11 %.

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 Hexachlorocyclohexane in the power ranking, all domains together.