Free online play-testing
Play-test Yu-Gi-Oh! online.
Yu-Gi-Oh! (YGO, Yugioh TCG) on Untap.in: a free online simulator with a full card database, deck builder, and live multiplayer. Build a deck, shuffle up, and play-test against real opponents — no downloads, straight from your browser.
Play-test Yu-Gi-Oh! nowfree · in your browser
Popular Yu-Gi-Oh! cards right now
Everything you need to play-test Yu-Gi-Oh!
Deck builder
Search the full Yu-Gi-Oh! card pool, tune your list, and share decks with friends. Import from text or by URL from popular deck sites.
Live multiplayer
Create a table or join an open game from the public lobby. Play-test Yu-Gi-Oh! with friends or meet new opponents around the world.
Solo play-testing
Goldfish opening hands, test mulligans, and rehearse your lines against an empty seat before taking a deck to a real table.
Spectate games
Watch live matches to pick up the meta, or have a friend watch your game and coach from over your shoulder.
Any device, no install
Runs in the browser on desktop, tablet, and phone — installable as an app, nothing to download or patch.
Frequently asked questions
Is play-testing Yu-Gi-Oh! on Untap.in free?
Yes. Untap.in is free to play-test — build decks, goldfish, and join live multiplayer games at no cost. Optional supporter perks help keep the servers running.
Do I need to download anything to play-test Yu-Gi-Oh! online?
No. Untap.in runs entirely in your web browser on desktop, tablet, and phone. You can also install it as an app straight from the browser.
Can I import my existing Yu-Gi-Oh! decklists?
Yes. Paste a plain-text decklist or import directly from popular deck-building sites by URL, then start play-testing right away.
Is Untap.in affiliated with the makers of Yu-Gi-Oh!?
No. Untap.in is an independent fan-built play-testing platform and is not affiliated with or endorsed by the publisher of Yu-Gi-Oh!.