Human–computer interaction, an Uncommon card

The card carries these facts from its Wikipedia article.

• Research in HCI covers the design and the use of computer technology, which focuses on the interfaces between people and computers.
• HCI researchers observe how people interact with computers and design technologies that allow humans to interact with computers in new ways.
• These include visual, auditory, and tactile feedback systems, which serve as channels for interaction in both traditional interfaces and mobile computing contexts.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Human–computer interaction article was read about 85,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 76 and blocks with 57: each hit it takes is cut by 23 %.

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 Human–computer interaction in the power ranking, all domains together.