Callahan Tunnel, a Common card

The Lieutenant William F. Callahan Jr. Tunnel is a road tunnel under Boston Harbor between the North End and East Boston.
From the Wikipedia article

Rarity: Common
Domain: Science
ATK: 55
DEF: 33
Power: 88
Wikipedia reads a year: 7,400

Power 88 (ATK + DEF): stronger than 30 % of WikiCards cards.

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The facts on the card

The card carries these facts from its Wikipedia article.

It carries northbound Massachusetts Route 1A, forming a one-way pair with the Sumner Tunnel.
Opened in 1961 to complement the Sumner Tunnel, it carried all northbound traffic under the harbor until the Ted Williams Tunnel opened in the 1990s as part of the Big Dig.

Why it is Common

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Callahan Tunnel article was read about 7,400 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 55 and blocks with 33: each hit it takes is cut by 13 %.

How to get Callahan Tunnel

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.

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Cards close in power

The cards just above and just below Callahan Tunnel in the power ranking, all domains together.

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Credits

Text : Wikipedia, Callahan Tunnel (revision), CC BY-SA 4.0. Photo : Seasider53, CC BY 4.0, Wikimedia Commons.