How to Make Your Own Card Game: From Idea to Printed Deck

To make your own card game, start with one sentence about what players do on a turn, borrow a proven card mechanic, and build the smallest deck that can play a full game. Prototype it with index cards or slips of paper sleeved over regular playing cards. Playtest until strangers enjoy it without your help. Only then set up a proper card template, with bleed and a safe zone, and print it at home or through a print-on-demand service.

The quick answer: a first card game needs one core decision, 18 to 60 cards, and a few hours with a marker. Use poker-size cards (2.5 x 3.5 inches) so you can sleeve them and print them anywhere. Save art and printing for last.

Card games are the best first design project. They are cheap to make, quick to change, easy to carry to a playtest, and some of the most loved games in the hobby use fewer than twenty cards. This guide covers what is special about card games. For the wider process of designing any tabletop game, start with our guide to making your own board game.

What makes a card game different from a board game?

A card game puts almost all of its information and rules on the components themselves. That changes how you design.

• The cards are the rulebook. Each card can carry its own rule, so a card game can teach itself one card at a time.
• Hidden information is built in. A hand of cards is private by default, which gives you bluffing, memory, and surprise for free.
• The deck is the randomizer. Shuffling replaces dice. You control the odds by choosing how many copies of each card go in.
• Small is a feature. A great card game can fit in a pocket. Designers prize that, and so do publishers.

Step 1: How do you come up with a card game idea?

Start with the moment you want players to feel, not the theme. “The agony of passing a card you want to keep” is a game idea. “A game about dragons” is a coat of paint.

Write a one-sentence turn: “On your turn, play a card face down and claim it is something, true or not.” If you can say that, you have a game to test. If you cannot, you have a theme still looking for a game.

Three good places to find ideas:

1. A twist on a classic. Take a game everyone knows, like Crazy Eights or Hearts, and change one rule.
2. A tight constraint. Button Shy Games built a whole line of wallet games on an 18-card limit. A hard limit forces clever ideas.
3. A feeling from real life. Splitting a dinner bill, packing a suitcase, seating a wedding. Everyday tension makes strong card games.

Step 2: Which card game mechanic should you pick?

Nearly every card game is built on one or two well-known mechanics. Borrowing one is not cheating; it is how most designers start.

Pick one mechanic as the spine. Add your twist on top. The Crew is a good model: classic trick-taking, except everyone plays on the same team. One twist is plenty.

Step 3: How many cards does a card game need?

Fewer than you think. Here are some real decks for scale:

For a first prototype, aim for 18 to 40 cards. That is enough to test your core decision and small enough to rewrite in an evening.

Build the deck in this order

1. Write the card types. List every kind of card (“attack,” “trade,” “wild”) before you write individual cards.
2. Decide the counts. How many of each type? The ratio is your game’s balance. A deck with too many strong cards feels random; too few, and nobody gets to do anything fun.
3. Write the minimum text. One line per card. If a card needs a paragraph, it needs to be redesigned.
4. Mark every card with a type and a number. You will want to talk about “card 14” during a playtest.

Our guide to board game balance math covers card distribution and variance in detail.

Step 4: How do you prototype a card game cheaply?

Fast and ugly, as with any prototype. Two methods work best.

Index cards

Cut 3 x 5 index cards in half, or use them whole. Write on them with a marker. Rewrite them in pencil when something changes. Our weekend prototyping guide walks through the full first weekend.

Slips over playing cards in sleeves

This is the card designer’s favorite trick. Buy a pack of clear card sleeves. Put a regular playing card in each sleeve for stiffness, then slide a slip of printer paper with your card text in front of it. Your cards now shuffle like a real deck, and changing a card means swapping one slip of paper. Playing cards and most sleeves are poker size, so this works perfectly with the template below.

Do not open a design program until you have played the game at least five times. Every card you polish early is a card you will probably cut.

Step 5: What is the standard playing card size and template?

When the game is stable, move to a printable template. Poker size is the standard for most card games and the easiest to print, sleeve, and shuffle.

Three terms every playing card template uses:

• Trim line. Where the card is cut. Your finished card.
• Bleed. Extra background beyond the trim line, usually 1/8 inch (about 3 mm) per side. Cutting machines drift a little, so the background must run past the edge or you get a thin white line.
• Safe zone. An inner margin, about 1/8 inch inside the trim. Keep all text, numbers, and icons inside it so nothing important gets cut.

Printers vary slightly. MakePlayingCards, for example, asks for at least 822 x 1122 pixels at 300 DPI for poker cards, with 36 pixels of bleed per side and a safe area of another 36 pixels inside the cut. The Game Crafter builds its templates at 300 DPI with a marked safe zone and cut line. Always download the template from the printer you plan to use and design on top of it.

Laying out a card

Most good cards follow the same anatomy:

• Name at the top, large.
• Corner index (a number or symbol) in the top left, so players can read cards fanned in a hand.
• Art or icon in the middle.
• Rules text in a box near the bottom, in a plain font at a readable size.
• A small set code or card number at the very bottom, for sorting and errata.

Design the card back last and keep it identical on every card. Any difference, even a slightly different shade, lets players identify cards from the back.

Step 6: What tools can you use to make cards?

You can design one card at a time in any graphics program. For a deck, use a tool that builds cards from a spreadsheet: one row per card, one column per field.

Component Studio can export print-and-play PDFs and images as well as send files to The Game Crafter. nanDECK can upload directly to The Game Crafter too, and supports poker, tarot, square, and other sizes.

The spreadsheet approach matters more than the tool. When a playtest says “Merchant is too strong,” you change one cell and reprint the deck in minutes.

Step 7: How do you playtest a card game?

Play it alone first, taking every seat, to find the obvious breaks. Then test with friends, then with strangers. Strangers matter most, because friends forgive confusing rules and fill gaps from memory.

Card games have a few specific things to watch:

• Dead hands. Does anyone ever hold a hand with no good play? Track how often.
• Runaway cards. Is one card always the right pick? It is too strong, or it needs a cost.
• Shuffle problems. Do strong cards clump? Small decks are especially swingy.
• Player count. Test at the lowest and highest counts on the box. Card games often shine at one count and sag at another. Many designers pick a best count and build around it.

Our full guide to playtesting a board game covers how to run sessions, what to ask, and how to read the feedback.

Step 8: How do you print your own card game?

You have three good options, from cheapest to most polished.

Print and play at home

Print on heavy cardstock, cut along the trim lines, and sleeve each card over a regular playing card for stiffness. This is the cheapest option and the right one for playtesting. It also lets you share the game with anyone who has a printer. Our guide to print and play games covers how to lay out a file others will enjoy assembling.

Print-on-demand

Services like The Game Crafter and MakePlayingCards print one copy at a time from your uploaded files. You get real cards with a real finish, often in a tuck box. Expect to upload images at 300 DPI in the printer’s exact template size. The Game Crafter, for example, accepts PNG or JPG card images, not PDFs. A single printed copy is perfect for pitching to a publisher or showing at a convention.

A print run

For hundreds or thousands of copies, a game manufacturer prints in bulk. That is a publishing decision, usually funded by a publisher or a crowdfunding campaign. The next step covers the publisher route.

Step 9: How do you pitch a card game to a publisher?

Small card games are attractive to publishers because they are cheap to manufacture and easy to sell. That also means competition is strong.

• Write a clean rulebook. A card game rulebook should be short, with examples. Our guide to writing a board game rulebook helps.
• Make a one-page sell sheet. Title, player count, play time, age, a one-line hook, and a photo of the game on a table.
• Bring a printed copy. A print-on-demand deck looks far more professional than index cards.
• Research each publisher. Pitch only to publishers who make games like yours.

Our guide on how to pitch a board game covers the full process, and it applies to card games almost word for word.

Can you make your own card game based on a show you love?

For your own table, yes. A fan-made game for your friends is fine. Selling one is different: the characters, names, and art belong to someone else, and you need their permission. If you hope to sell your game one day, give it an original theme from the start.

FAQ

How do I make my own card game at home?

Write your card ideas on index cards, or print slips of paper and slide them into card sleeves in front of regular playing cards. Play the game alone, then with friends. When it works, set up a poker-size template and print it on cardstock.

What size are standard playing cards?

Poker size is 2.5 x 3.5 inches (63.5 x 88.9 mm, often rounded to 63 x 88). Bridge size is narrower at about 2.25 x 3.5 inches. Most card games and sleeves use poker size.

What is bleed on a playing card template?

Bleed is extra background that extends past the cut line, usually 1/8 inch or about 3 mm per side. It keeps a thin white edge from appearing when the cutter drifts slightly. A poker card with bleed is 2.75 x 3.75 inches.

How many cards should a card game have?

As few as the game needs. Many great games use 16 to 60 cards. For a first prototype, 18 to 40 cards is enough to test the core idea.

What free software can I use to design cards?

nanDECK is free Windows software that builds cards from a script and spreadsheet. You can also use a free drawing program with a printer’s template, or a spreadsheet plus a data-merge tool.

Deal the first hand

The fastest way to make your own card game is to stop planning it and play it tonight, with paper and a marker. Then make it better, one playtest at a time. For the next step, read our guides to prototyping and playtesting. Ludarium Letters, below, sends design ideas like these to your inbox.

Sources

• How to Make a Card Game / Tarot Deck (The Game Crafter Help Center)
• Bleed and safe area FAQ (MakePlayingCards)
• nanDECK includes direct uploading to The Game Crafter (The Game Crafter News)
• Component Studio (The Game Crafter)
• The Best Button Shy Wallet Games (Tabletop Gaming)
• The new Love Letter gets more cards, more characters and more players (Tabletop Gaming, 2019)
• The Mind (card game) (Wikipedia)