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WikiCards · Card list · Science cards · Trofimoff valve
Common card · Science
Trofimoff valve, a Common card
The Trofimoff valve is a springless pressure-compensation piston valve for steam locomotives.
- Rarity
- Common
- Domain
- Science
- ATK
- 47
- DEF
- 20
- Power
- 67
- Wikipedia reads a year
- 920
Power 67 (ATK + DEF): stronger than 20 % of WikiCards cards.
The facts on the card
The card carries these facts from its Wikipedia article.
- The Trofimoff valve is a springless pressure-compensation piston valve for steam locomotives.
Why it is Common
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Trofimoff valve article was read about 920 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 20: each hit it takes is cut by 8 %.
How to get Trofimoff valve
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
Cards close in power
The cards just above and just below Trofimoff valve in the power ranking, all domains together.
- Hughes EuropeCommon · Society · ATK 43 DEF 24
- Kalaw DistrictCommon · Society · ATK 37 DEF 30
- Operación MasacreCommon · Arts · ATK 48 DEF 19
- Kepler-42cCommon · Science · ATK 43 DEF 24
- Vega, SwedenCommon · Society · ATK 41 DEF 26
- WSRWCommon · Society · ATK 43 DEF 24
Card lists
- All cards from A to ZEvery card, by name
- Nature cards600 cards
- Science cards600 cards
- History cards599 cards
- Arts cards600 cards
- Society cards600 cards
- Tier listS and A tiers by power (ATK + DEF)
- Legendary cards166 cards
- Epic cards273 cards
- Strongest cardsTop 100 by attack
Credits
Text : Wikipedia, Trofimoff valve (revision), CC BY-SA 4.0. Photo : Uwe B. Pfotenhauer, CC BY-SA 3.0, Wikimedia Commons.
