Louis Pierre Vieillot, a Common card

The card carries these facts from its Wikipedia article.

• Vieillot is the author of the first scientific descriptions and Linnaean names of a number of birds, including species he collected himself in the West Indies, as well as North American and South American species discovered but not formally named by Félix de Azara and his translator Sonnini de Manoncourt.
• He was among the first ornithologists to study changes in plumage and one of the first to study live birds.
• At least 88 of the genera erected by Vieillot are still in use.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Louis Pierre Vieillot article was read about 7,700 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 54 and blocks with 31: each hit it takes is cut by 12 %.

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 Louis Pierre Vieillot in the power ranking, all domains together.