Joseph Liouville, an Uncommon card

Joseph Liouville was a French mathematician who worked on a number of different fields in mathematics, including number theory, complex analysis, and mathematical physics.
From the Wikipedia article

Rarity: Uncommon
Domain: Science
ATK: 65
DEF: 58
Power: 123
Wikipedia reads a year: 18,000

Power 123 (ATK + DEF): stronger than 60 % of WikiCards cards.

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The facts on the card

The card carries these facts from its Wikipedia article.

Many mathematical concepts are named after him, including Liouville's theorem in Hamiltonian mechanics and Liouville's theorem for complex numbers.

Why it is Uncommon

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Joseph Liouville article was read about 18,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 65 and blocks with 58: each hit it takes is cut by 23 %.

How to get Joseph Liouville

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.

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Cards close in power

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

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Credits

Text : Wikipedia, Joseph Liouville (revision), CC BY-SA 4.0. Photo : Marie Liouville, Public domain, Wikimedia Commons.