Endocrinology, an Uncommon card

The card carries these facts from its Wikipedia article.

• It is also concerned with the integration of developmental events proliferation, growth and differentiation, and the psychological or behavioral activities of metabolism, growth and development, tissue function, sleep, digestion, respiration, excretion, mood, stress, lactation, movement, reproduction, and sensory perception caused by hormones.
• Specializations include behavioral endocrinology and comparative endocrinology.
• The endocrine system consists of several glands, all in different parts of the body, that secrete hormones directly into the blood rather than into a duct system.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Endocrinology article was read about 140,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 69 and blocks with 65: each hit it takes is cut by 26 %.

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 Endocrinology in the power ranking, all domains together.