31 free tools
Simulators and Calculators Yu-Gi-Oh!
All our free tools for competitive players: 31 simulators, calculators and analyzers to measure your draw odds, find the targets of your cards and break down a decklist before a tournament.
Draw odds and Pots
Before you play a Pot or a draw card, measure what you risk and what you gain. These calculators apply the hypergeometric distribution to your Deck: the result is exact, not an estimate.
Pot of Prosperity Calculator
Calculate the probability of finding a target card among the revealed cards, by banishing 3 or 6 cards from your Extra Deck.
Pot of Desires Calculator
Calculate the probability that you still have at least 1 non-banished copy of a card left in your Main Deck.
Pot of Extravagance Calculator
Calculate the probability that you still have at least 1 non-banished copy of a card left in your Extra Deck.
Pot of Sloth Calculator
Calculate the probability of drawing a target card based on the size of your opponent's board.
Allure of Darkness Calculator
Calculate the probability of resolving the card without discarding your hand, based on the number of DARK monsters remaining in your Deck.
Mulcharmy Calculator
Calculate your odds of drawing a starter, hand trap or board breaker based on the number of cards drawn with Mulcharmy.
Phantazmay Calculator
Compute your odds of opening Phantazmay and drawing the card you want with its effect, based on your opponent's Link Monsters.
Clown Crew Matinee Operatics Calculator
Compute the odds of drawing a card you want with the End Phase draw effect, based on the number of monster types Tributed.
Ashtra Calculator
Calculate your odds of opening an Ashtra monster and a Spell or Trap to Set to Summon it.
Hand Lab: draw probabilities
Import your deck, place your cards in hand or on the field and see your exact odds of drawing every card.
Deck probabilities
Work out the odds of drawing your starters, your hand traps or a specific card in your opening hand.
Opening hand simulator
Draw opening hands one after another to test how consistent your deck is, going first or second.
Target finders
Some cards are only as good as what they fetch. These tools scan the whole game, or your decklist, and list the valid targets: Small World bridges, monsters to Summon, possible Fusions.
Small World Bridge Finder
Instantly find all valid bridge monsters between two cards, among more than 12,000 TCG cards.
First Penguin All Targets
Pick the WATER Synchros in your Extra Deck and see which WATER monsters with the same Type and 1 Level lower you can add to your hand.
Replicard LAD All Targets
Pick a monster and see every monster Replicard LAD can Summon from the Deck, across the whole game or in your decklist.
Super Polymerization Simulator
Import the opposing decklist and see which generic Fusion Monsters you can Summon with its monsters.
Elemental Saga Doriado Simulator
Import your deck, place your monsters in the Graveyard and on the field, and see what Elemental Saga Doriado can Summon.
Link-2 Charmers Calculator
Import the decks you face and find the Link-2 Charmer most likely to revive an opposing monster.
Charmer Quartet in Bloom Calculator
Import your deck and see every pair of monsters Charmer Quartet in Bloom can revive, and what to bring your target back with.
Deck Analysis
Import a decklist and get a diagnosis: does the engine start, which interruptions does the deck offer, where are its weak spots. Useful to tune your ratios as well as to prepare a matchup.
Raise Moon Deck Analyzer
Analyze your Raise Moon deck: does the draw engine start, and do your draws hit? With a live draw tracker.
Adamancipator Calculator
Your Adamancipator Tuners excavate 5 cards: work out the chance of finding a Rock monster to Summon, effect by effect.
GMX Calculator
How many LP does GMX Applied Experiment #55 cost? The number of cards excavated by each GMX effect, on your decklist.
Trirealm Rift Deck Analyzer
Import your Trirealm Rift deck: start, targets banished face-down and Darkness thresholds.
Zenet: the best Normal Monsters
The ranking of the best Normal Monsters for Zenet, the non-Effect Fusions to play and an analysis of your decklist.
Deck Interruptions Analyzer
Import a decklist and see all its interruptions: negates, banishes, destruction, bounces and hand traps.
Deck Restrictions Analyzer
Import a decklist and see the restrictions its cards put on you, with the cards of the deck each one locks.
Deck Analysis
Composition, Level curve, Attributes and roles: your deck statistics at a glance.
Duel helpers
Quick answers to the maths you usually do in your head mid-duel: which Level to declare, which zone to pick, which monster to reveal.
Subspace Battle Calculator
Pick the monster you reveal and see every monster it beats, ties with and loses to.
Safe Zones Simulator
Link arrows, columns, adjacent columns: see which Monster Zones are least exposed to cards that target a zone.
Reasoning Calculator
Pick the Level your opponent declares and see your odds of Reasoning Summoning a monster, and which one.
Simultaneous Equation Cannons Calculator
Solve the equation: Fusion Monster Level and Rank of the 2 Xyz Monsters to banish from the Extra Deck.
FAQ
Yu-Gi-Oh! simulators FAQ
Yes. Every simulator and calculator is free and works without signing up. An account only lets you import your saved decks in one click.
With the hypergeometric distribution, which describes drawing without replacement: the result is exact for your Deck, not an estimate from random simulations.
Yes. Most tools accept a YDKE code or the content of a .ydk file, exported from most deckbuilders, or a deck saved on the site.
Start with the deck interruptions analyzer to know what a deck can throw at you, then measure your openings with the Hand Lab and the Pot calculators.
Build a Deck ready for any board
Free, no sign-up — open the deckbuilder and test your ratios with these simulators.
