John Hadley, a Common card

John Hadley was an English mathematician, and laid claim to the invention of the octant, two years after Thomas Godfrey claimed the same.
From the Wikipedia article

Rarity: Common
Domain: Science
ATK: 47
DEF: 30
Power: 77
Wikipedia reads a year: 4,400

Power 77 (ATK + DEF): stronger than 20 % of WikiCards cards.

Get it onGoogle Play Play nowFree, no ads, no account needed. WikiCards plays free in Safari, nothing to install.

The facts on the card

The card carries these facts from its Wikipedia article.

John Hadley was an English mathematician, and laid claim to the invention of the octant, two years after Thomas Godfrey claimed the same.

Why it is Common

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The John Hadley article was read about 4,400 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 47 and blocks with 30: each hit it takes is cut by 12 %.

How to get John Hadley

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.

More Science cards

Olive quick decline syndrome
CommonATK 48
William Fothergill Cooke
CommonATK 50
Eric Boe
CommonATK 53
Prymnesin-1
CommonATK 52
PP-116 Faisalabad-XIX
CommonATK 52
Phosphosiderite
CommonATK 45
Anush
CommonATK 47
HSS 1500
CommonATK 50

Cards close in power

The cards just above and just below John Hadley in the power ranking, all domains together.

Card lists

Credits

Text : Wikipedia, John Hadley (revision), CC BY-SA 4.0. Photo : User Magnus Manske on en.wikipedia, Public domain, Wikimedia Commons.