Ladislaus Bortkiewicz, a Common card

The card carries these facts from its Wikipedia article.

• He wrote a book showing how the Poisson distribution, a discrete probability distribution, can be useful in applied statistics, and he made contributions to mathematical economics.
• He lived most of his professional life in Germany, where he taught at Strassburg University and Berlin University.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Ladislaus Bortkiewicz article was read about 5,600 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 56 and blocks with 20: each hit it takes is cut by 8 %.

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 Ladislaus Bortkiewicz in the power ranking, all domains together.