Sergey Vavilov, a Common card

The card carries these facts from its Wikipedia article.

• 12 March] 1891 – January 25, 1951) was a Soviet physicist, the president of the Academy of Sciences of the Soviet Union from July 1945 until his death.
• His elder brother Nikolai Vavilov was a famous Russian geneticist.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Sergey Vavilov article was read about 12,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 50 and blocks with 15: each hit it takes is cut by 6 %.

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 Sergey Vavilov in the power ranking, all domains together.