About Free Printable Cheat (I Doubt It) Rules
Not in the standard game, where you announce the true count and bluff only on rank. Some house variants allow lying about the count too, such as claiming "three Fives" while playing two cards, so agree before dealing.
By the ToolFluency team · Updated October 2026
Cheat, also called I Doubt It or BS, is a bluffing card game for 3 to 10 players (best with 4 to 6) using one 52-card deck, or two shuffled together for 5 or more players. Players take turns laying cards face down while claiming a rank, and anyone can call out a suspected lie. The first player to empty their hand and survive any challenge to their last play wins, and a game takes 15 to 30 minutes. The full printable rules sheet, with card diagrams, is on this page.
How to play Cheat
- Shuffle and deal the whole deck one card at a time, clockwise from the dealer's left. Uneven hands are fine. Sort your hand by rank; suits do not matter.
- The player to the dealer's left starts by placing 1 to 4 cards face down on the centre pile and announcing them as Aces, for example "Two Aces."
- Play goes clockwise, and each player must call the next rank in the cycle: A, 2, 3 and so on up to K, then back to A. You cannot skip or choose a rank, but the cards you actually put down do not have to match.
- Any other player may shout "I doubt it!" (or "Cheat!") after a play, but only before the next player finishes their play. Once the next play lands, the earlier one is safe.
- On a challenge, flip only the cards just played. If they all match the called rank, the challenger picks up the entire pile. If even one does not match, the bluffer picks up the entire pile.
- After a challenge, play continues with the player to the left of the one who was challenged, calling the next rank in the cycle.
- You win by playing your last card and surviving any challenge to it. If your final play is challenged and you lied, you pick up the pile and the game goes on.
Examples
Strategy tips
- Count ahead. With 4 players, you will be calling every fourth rank, so you can work out now which ranks you will be stuck bluffing on and save true cards for those turns.
- Get rid of cards you will never be able to play honestly by slipping one extra card in with a true play, such as two real 7s plus one odd card called "Three Sevens."
- Challenge claims that cannot be true. If you hold three Kings and someone claims "Two Kings" from a single deck, they must be lying.
- Challenge less when the pile is huge and you are not sure. Being wrong makes you take every card on the table.
- Plan your last card. The final play is almost always challenged, so try to end on a turn where your rank matches a card you really hold.
Example: a challenge
It is your turn to call Sevens. You hold one 7, so you play it with a Queen and say "Two Sevens." The next player shouts "I doubt it!" before playing. You flip your two cards: the Queen does not match, so you pick up the whole pile. Play then passes to the player on your left, who calls Eights.
Frequently asked questions
Can you lie about how many cards you played?
Not in the standard game, where you announce the true count and bluff only on rank. Some house variants allow lying about the count too, such as claiming "three Fives" while playing two cards, so agree before dealing.
Can you pass if you do not want to play?
Under the standard rule, every player must play 1 to 4 cards on their turn. Some groups allow passing; if everyone passes around the table, the pile is set aside and the last player to put down cards leads a new round.
Who plays next after a challenge?
The player to the left of the one who was challenged, calling the next rank in the cycle. A common house variant lets the person who picked up the pile lead with any rank, so decide which you are using before play.
Can you challenge a play from two turns ago?
No. A challenge must be made before the next player completes their play. Once the next cards land, earlier plays are locked in.
Can more than one person challenge the same play?
Any player except the one who just played may call it, and only the cards from that one play are flipped. Some players also agree that only whoever called first counts as the challenger, so only one person risks picking up the pile.
How do you play Cheat with a big group?
With 5 or more players, shuffle two 52-card decks together. There are then 8 of each rank, so a claim like "four Kings" can actually be true. Some groups also add 2 to 4 jokers as wild cards.
What other ways can ranks be called?
In the up-or-down variant, each player may claim the next rank up or down from the previous claim. In the same-rank variant, the leader chooses one rank and everyone claims it until a challenge succeeds or everyone passes.
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