Osmometer, a Common card

The card carries these facts from its Wikipedia article.

• There are several different techniques employed in osmometry: Freezing point depression osmometers may also be used to determine the osmotic strength of a solution, as osmotically active compounds depress the freezing point of a solution.
• This is the most common method in clinical laboratories because it is the most accurate and simple method.
• Vapor pressure osmometers determine the concentration of osmotically active particles that reduce the vapor pressure of a solution.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Osmometer article was read about 4,700 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 42 and blocks with 16: 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 Osmometer in the power ranking, all domains together.