In a deck of cards there are the same number of cards for every suit. In a standard deck there are 52 cards and 4 suits. Dividing 52 cards by 4 means there are 13 of each sui … t, which includes hearts.
http://www.answers.com/Q/How_many_cards_are_in_a_deck
There are a total of 108 cards in a normal Uno deck.    The deck consists of cards of 4 colors: red, green, blue, and  yellow. The ranks in each color are 0-9. There a … re 3 action cards  in each color, labeled skip, draw two, and reverse.. There are  also special black action cards, wild and wild draw four..
http://www.answers.com/Q/How_many_cards_are_in_a_deck
Sealed Deck format. 1  The Main Deck must be constructed using only card product provided at the event. 2  The Main Deck can have a minimum of 20 cards. 3  A Duelist may include as many copies of any card he or she likes, even more than three.
http://yugioh.wikia.com/wiki/Main_Deck
1 Your deck must have a minimum of 60 cards. 2  Your deck may only contain 4 of any card. 3  The only exceptions of this rule are the Basic Lands or if a cards text contradicts this rule (such as Relentless Rats). 4  If you play in other Formats, you will have to pay attention to the limited/forbidden cards.
http://mtg.wikia.com/wiki/Deck_Building
1 (Only the cards in the Main Deck, not cards in the Extra Deck, count toward this total.). 2  A Duelist may not have more than three copies of any Unlimited card included in their Main Deck, Side Deck, and Extra Deck combined.
http://yugioh.wikia.com/wiki/Main_Deck
1 When you use a 60 card deck, 24 mana will suffice, but at the very least one land for every two spells. 2  Another problem many starters have is that they don't get the right color of mana. 3  If you have multiple colors in your deck, the chance that you'll draw the right color is reduced.
http://mtg.wikia.com/wiki/Deck_Building
1 Try to keep your deck close to 60 cards in size, the more cards you add the more you decrease the chances of getting the card you need. 2  A big problem for many starting players is Mana. 3  You want a deck with just enough mana.
http://mtg.wikia.com/wiki/Deck_Building
(Fusion, Synchro and Xyz Monsters are placed in the Extra Deck. If a player uses official Token Monster cards, these are to be stored in a separate location as well.). When a Duel begins, the Main Deck is placed face-down in the Deck Zone of the Field.
http://yugioh.wikia.com/wiki/Main_Deck
1 A little more than 1/3 of your deck should be Mana. 2  When you use a 60 card deck, 24 mana will suffice, but at the very least one land for every two spells. 3  Another problem many starters have is that they don't get the right color of mana.
http://mtg.wikia.com/wiki/Deck_Building
1 The Main Deck must be constructed using only card product provided at the event. 2  The Main Deck can have a minimum of 20 cards. 3  There is no maximum size. 4  A Duelist may include as many copies of any card he or she likes, even more than three.
http://yugioh.wikia.com/wiki/Main_Deck
how many cards are in a deck?
There are 52 cards are in a deck. There are 52 cards in a deck.