Petroglyph, an Uncommon card

The card carries these facts from its Wikipedia article.

• The term generally refers to rock engravings of ancient origin, often associated with prehistoric peoples.
• The oldest petroglyphs in the world are deemed to be those at Murujuga in Western Australia, which are 40,000–50,000 years old.
• Some petroglyphs are classified as protected monuments and some have been added to the list of UNESCO's World Heritage Sites, or such status has been applied for.

Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Petroglyph article was read about 110,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 59 and blocks with 49: each hit it takes is cut by 20 %.

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 Petroglyph in the power ranking, all domains together.