Paolo Ruffini, a Common card

The card carries these facts from its Wikipedia article.

• Remembered chiefly for what is now known as the Abel–Ruffini theorem, Ruffini also made a major contribution to the theory of equations, developing the so-called theory of substitutions, the forerunner of modern group theory.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Paolo Ruffini article was read about 6,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 64 and blocks with 48: each hit it takes is cut by 19 %.

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 Paolo Ruffini in the power ranking, all domains together.